World Trump: Restricting travel in U.S. a 'possibility' if coronavirus pandemic gets 'too hot'

A board on the floor of the New York Stock Exchange (NYSE) on March 12 in New York City. The Dow Jones Industrial Average dropped 2,352 points, an almost 10 percent decline and biggest since 1987.

Empty seats during the UEFA Europa League match between Olympiacos FC and Wolverhampton Wanderers on March 12 in Piraeus, Greece. The match is played behind closed doors as a precaution against the spread of Coronavirus.

Melania Trump cancels White House Easter Egg Roll due to coronavirus pandemic

The White House Easter Egg Roll for kids, dating to 1878, is canceled due to coronavirus crisis, says First lady Melania Trump.She cited the National Emergency Declaration made by President Donald Trump last week.

Trump sharply restricted passenger travel from 26 European nations to the U . S . and moved to ease the economic cost of a viral pandemic After days of playing down the coronavirus threat, he blamed Europe for not acting quickly enough to address the "foreign virus" and claimed that U . S . clusters

Coronavirus pandemic . US President Donald Trump has announced sweeping travel restrictions on 26 European countries in a bid to combat the spread of the coronavirus . Justifying the travel restrictions , he accused the EU of failing to take "the same precautions" as the US in fighting the virus.

Screenshot of the news broadcast from France 24 channel shows the declaration of France's President Emmanuel Macron, made from The Elysee Palace in Paris, about the situation of the COVID-19 outbreak on March 12 in Paris, France.

A view outside of TD Garden, the venue that hosts the Boston Bruins and Boston Celtics on March 12 in Boston, Massachusetts. It has been announced that NBA and NHL seasons have been suspended due to COVID-19 with hopes of returning later in the spring.

A nun walks next to an empty St. Peter's Square, on the third day of an unprecedented lockdown across of all Italy, as seen from Rome, Italy on March 12.

Iran warns virus could kill 'millions' in Islamic Republic

Iran warns virus could kill 'millions' in Islamic RepublicA state television journalist who also is a medical doctor gave the warning only hours after hard-line Shiite faithful the previous night pushed their way into the courtyards of two major shrines that had just been closed over fears of the virus. Meanwhile, Iran’s supreme leader issued a religious ruling prohibiting “unnecessary” travel in the country.

Stringent travel restrictions imposed on inbound flights from China to contain the coronavirus outbreak become "irrelevant" in a global pandemic , because "you can't keep out the entire world," Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases

The announcement included elevated warnings against travel to specific regions in Italy and South Trump aims to calm public by announcing new travel restrictions . First U . S . coronavirus death is “Even during mild flu pandemics , most of our I.C. U . s are filled to the brim with severely ill patients on

Greek actress Xanthi Georgiou, playing the role of the High Priestess, lights up the torch during the flame lighting ceremony at the closed and empty Ancient Olympia site, birthplace of the ancient Olympics in southern Greece, on March 12.

Coach Elie Rwirangira conducts a basketball lesson through a live-streaming session at YBDL Campus, in Shanghai, China on March 12.

A lab technician begins semi-automated testing for COVID-19 at Northwell Health Labs on March 11 in Lake Success, New York.

Workers clean a subway station in Brooklyn on March 11 in New York City.

Cleaning crews from Servpro have their masks wiped down as they emerge from the Life Care Center of Kirkland, the long-term care facility linked to several confirmed coronavirus cases in the state, in Kirkland, Washington on March 11.

President Donald Trump addresses the nation from the Oval Office about the widening coronavirus crisis on March 11, in Washington, D.C. President Trump said the US will suspend all travel from Europe for the next 30 days.

Trader Michael Gallucci works at his post on the floor of the New York Stock Exchange on March 11. 

Judie Shape, center, who has tested positive for the coronavirus, blows a kiss to her son-in-law, Michael Spencer, left, as Shape's daughter, Lori Spencer, right, looks on as they visit on the phone and look at each other through a window at the Life Care Center, on March 11, in Kirkland, Washington, near Seattle.

Some health officials enforcing court orders against rogue COVID-19 patients

Three states have issued orders to force a COVID-19 patient to stay home.But what happens if an infected person defies their doctor or the government's orders?

Passengers are checked with thermal scanner at the Hazrat Shahjalal International Airport as a preventive measure of Coronavirus in Dhaka, Bangladesh, on March 11.

A cruise ship, held by Belgian authorities, is seen in the port of Zeebrugge over suspected cases of the coronavirus after the country's first death from the disease, in Zeebrugge, Belgium on March 11.

Employees from a disinfection service company sanitize a subway car depot amid coronavirus fears in Seoul, South Korea, on March 11.

Tourists wearing masks walk on the Charles Bridge in Prague, Czech Republic, on March 11.

Workers disassemble a stage that was built for a Crimean Spring festival in front of Kremlin in Moscow, on March 11.

A medical worker wearing protective suits pulls a stretcher from an ambulance to the isolation room for patients affected coronavirus disease (COVID-19) at Sanglah Hospital in Denpasar, Bali, Indonesia, on March 11.

Families wear protective face masks as they walk with their luggage at Tarradellas Barcelona-El Prat Airport, in Barcelona, Spain on March 11.

Medical officers check the temperature of people traveling to the islands of Ischia, Capri and Procida, in Naples, Italy on March 10.

Turkish Health Minister Fahrettin Koca speaks during a press conference in Ankara, Turkey on March 11. Turkish minister says first case of coronavirus has been confirmed in the country.

Two Rome Municipality Police Officers wearing protective masks are seen at the Trevi Fountain on March 10 in Rome, Italy.

Vice President Mike Pence, standing with members of the White House Coronavirus Task Force team, speaks during a press briefing in the press briefing room of the White House March 10 in Washington, D.C.

A woman with a protective face mask walks on the platform at Biblioteka Imeni Lenina metro station in Moscow on March 10.

Aerial view taken of the Mestalla stadium in Valencia during the UEFA Champions League match between Valencia and Atalanta played behind closed doors in light of the coronavirus outbreak on March 10 in Valencia, Spain.

President Donald Trump talks to reporters at the US Capitol after attending the Senate Republicans weekly policy luncheon with Vice President Mike Pence (C) and Treasury Secretary Steve Mnuchin (R) on March 10 in Washington, D.C. Trump said that lawmakers focused on the spread of the coronavirus and the state of the economy as markets react to the virus.

Medical Personnel help load passengers from the Grand Princess cruise ship onto airplanes at Oakland International Airport in Oakland, California on March 10.

A fan uses hand sanitizer during a practice round prior to The Players Championship on The Stadium Course on March 10, 2020 in Ponte Vedra Beach, Florida.

A screen shows Democratic presidential candidate Joe Biden after his primary night rally was cancelled due to the threat posed by the Coronavirus on March 10 in Cleveland, Ohio.

The cruise ship Grand Princess docks at the Port of Oakland as authorities prepare for a passenger debarkation after 21 people on board have tested positive for the COVID-19 coronavirus on March 9 in Oakland, California.

World virus infections hit 200,000; Borders jammed in Europe

World virus infections hit 200,000; Borders jammed in EuropeDesperate travelers choked European border crossings on Wednesday after nations implemented strict controls in an attempt to slow the spread of the COVID-19 virus, creating traffic jams miles long and slowing the passage of trucks carrying critical supplies.

Chinese President Xi Jinping learns about the hospital's operations, treatment of patients, protection for medical workers and scientific research at the Huoshenshan Hospital in Wuhan, China on March 10.

The Securities and Exchange Commission (SEC) becomes the first US federal agency to direct employees to work from home in efforts to mitigate the spread of coronavirus in Washington, DC on March 10. 

French President Emmanuel Macron speaks to the media next to AP-HP President Martin Hirsch, French Health and Solidarity Minister Olivier Veran and French Director General of Health Jerome Salomon, after a visit at the SAMU-SMUR call center at the Necker Hospital in Paris, France on March 10.

Newspaper's frontpages reading (Clockwise from Top L) "Coronavirus, the government locks down all of Italy", "All at home", "Really all blocked" and "Stop travel and moving, all regions become protected zones" are pictured in Rome on March 10. 

Passengers on board Sea Princess watch as the ship departs alongside the Sydney Opera House on March 10 in Australia. The Australian Government urged Australians to reconsider international cruise trips as the coronavirus outbreak continues to spread around the world.

Democratic Speaker of the House Nancy Pelosi (C) speaks to the media as she walks to a caucus meeting in the US Capitol in Washington on March 10.

A pedestrian walks while wearing a protective mask in Tehran, Iran on March 10, amid the spread of coronavirus in the country.

Members of the EU Parliament arrive at the beginning of the plenary session which is reduced to a single day in Brussels, on March 10.

Pigeons gather on Piazza del Duomo by Milan's cathedral on March 10, in Italy. Italy imposed unprecedented national restrictions on its 60 million people to control coronavirus.

Racegoers use hand sanitizer to keep their hands clean on day one of the Cheltenham Festival in Cheltenham, England on March 10.    

A face mask-clad airline employee works at the departure hall of Tokyo's Haneda Airport on March 10. 

Passengers from the Grand Princess cruise ship arrive at Trenton Air Force base in Ontario, Canada on March 10.

Traders work at New York Stock Exchange on March 9. U.S. stocks plunged in early trading on Monday as investors fled the market amid anxieties for a possible all-out oil price war and economic slowdown from the spreading coronavirus.

Cruise ship Costa Fortuna arrives to dock, after it was turned away from Thailand and Malaysia amid coronavirus fears, at Marina Bay Cruise Center on March 10 in Singapore.

Marty Shape talks on the phone through a window with his mother, Judie Shape, who is 81 and was tested for coronavirus the day before, at the Life Care Center of Kirkland on March 9 in Kirkland, Washington.

Members of the media stand near the cruise ship Diamond Princess, where dozens of passengers were tested positive for coronavirus, at Daikoku Pier Cruise Terminal in Yokohama, Japan, on Feb. 11.

People wear masks as a precautionary measure at the Seoul railway station in South Korea on Feb. 10.

A resident wearing a protective face mask looks on at Patan Durbar Square in Patan, Nepal, on Feb. 10.

A woman walks past a sand sculpture depicting people wearing protective masks with a message reading 'Fight against coronavirus, we stand with China' made by Indian artist Sudarsan Pattnaik at Puri beach in Odisha, India, on Feb. 10.

Tourists wearing face masks visit Gyeongbokgung Palace in Seoul, South Korea, on Feb. 10.

People wear protective masks as they wait to cross the street in Hong Kong on Feb. 10.

A worker wearing a protective suit carries a fogging machine as others prepare to disinfect a business establishment in Shanghai, China, on Feb. 9.

A plane carrying 150 Britons, who were trapped in Wuhan following the coronavirus outbreak, lands at RAF Brize Norton in Oxfordshire, near London, England, on Feb. 9.

A group of 20 Germans evacuated from Wuhan leave Tegel Airport in a convoy, after their arrival in an air force plane in Berlin, Germany, on Feb. 9.

Brazilian citizens from Wuhan arrive at the Air Force base of Anapolis, in Brazil on Feb. 9.

A passenger wearing a mask walks outside the Shanghai railway station in China on Feb. 8.

Workers produce protective clothing at a factory in Wuxi, China, on Feb. 8. The factory, which previously produced suits and sportswear, switched to production of protective clothing as demand increased due to the ongoing coronavirus outbreak.

Family members of passengers from the cruise ship World Dream docked at Kai Tak cruise terminal, wave on shore in Hong Kong on Feb. 8. The cruise ship with approximately 1,800 passengers remained quarantined in Hong Kong's Victoria Harbor on Feb. 8. Several passengers from mainland China on a previous World Dream cruise were found to have the new coronavirus on returning home.

French Health and Solidarity Minister Agnès Buzyn leaves after attending a meeting about the situation of the n-CoV 2019 coronavirus, in Paris, France, on Feb. 8. The minister said that five British nationals including a child have tested positive for the new coronavirus in France.

Tourists wearing face masks line up near a departure gate at the airport in Bali, Indonesia, on Feb. 8. Thousands of Chinese tourists are reportedly stranded in Bali following suspension of all flights to and from China.

Hong Kong Chief Executive Carrie Lam speaks to the media during a press conference on the coronavirus situation in Hong Kong on Feb. 8. Lam said that the government has bought 48 million masks and received 17 million more from China to counter the shortage of masks in Hong Kong.

South Korean Prime Minister Chung Sye-kyun has his temperature checked during a visit to a clinic in Gyeonggi, South Korea, on Feb. 8.

People wearing masks walk in a subway station in Hong Kong on Feb. 7.

People look on from the quarantined cruise liner Diamond Princess, in Yokohama, south of Tokyo, Japan, on Feb. 7. About 64 passengers from the ship have tested positive for the virus. Another ship, the World Dream, has been docked and quarantined at the Kai Tak Cruise Terminal in Hong Kong. It has 3,600 passengers and crew on board.

Flight attendants wearing protective clothing and masks serve snacks to Canadians, who had been evacuated from China due to the outbreak of novel Coronavirus on an American charter plane, on another aircraft taking them to Canadian Forces Base (CFB) Trenton from the Vancouver International Airport in Richmond, Canada, on Feb. 7.

A disinfection worker in protective gear sterilizes a restaurant in Tong-in Market in Seoul, South Korea, on Feb. 7.

People stock up on food supplies at a supermarket in Singapore on Feb. 7, after the country raised coronavirus outbreak alert to orange.

Members of U.S. President Donald Trump's Coronavirus task force – (L-R) Director of the Centers for Disease Control and Prevention Robert Redfield, Health and Human Services Secretary Alex Azar and Deputy Secretary of State Stephen Biegun – attend a news conference about the virus at the Health and Human Services headquarters in Washington, D.C, U.S., on Feb. 7.

Passengers wearing masks arrive at the Tom Jobim International Airport in Rio de Janeiro, Brazil, on Feb. 7.

People spray chemical to sterilize vehicles against the virus in Thai Nguyen, Vietnam, on Feb. 7.

A woman hangs a Japanese flag that reads "shortage of medicine" onboard the cruise ship Diamond Princess, which is anchored at Daikoku Pier Cruise Terminal in Yokohama, Japan, on Feb. 7. 

Taiwan's President Tsai Ing-wen speaks about the coronavirus situation during a news conference at the Centers for Disease Control in Taipei, Taiwan, on Feb. 7. 

Spectators wear masks while attending the Four Continents Figure Skating Championships in Seoul, South Korea, on Feb. 6.

Members of an emergency team participate in a drill to prepare for the potential arrival of passengers infected with the coronavirus at the Viru Viru International Airport, in Santa Cruz de la Sierra, Bolivia, on Feb. 6. 

Airport security staff checks passengers using a thermal sensor screen at the Hong Kong International Airport on Feb. 6. 

A tourist receives a free protective face mask from Buddhist volunteers in Hanoi, Vietnam, on Feb. 6.

Nurses check the temperature of visitors at a hospital in Kuala Lumpur, Malaysia, on Feb. 5.

Joe Parisi, Dane County executive, discusses the first confirmed case of coronavirus in a Wisconsin resident as Madison Mayor Satya Rhodes-Conway looks on during a news conference in Madison, Wisconsin, on Feb. 5.

Passengers watch as ambulances transfer passengers, who tested positive for coronavirus, from the cruise ship Diamond Princess to a hospital, after the ship arrived at Daikoku Pier Cruise Terminal in Yokohama, on Feb. 6. 

A group of medical personnel meet evacuees, carried by a Russian military plane at an airport outside Tyumen, Russia, on Feb. 5. Russia evacuated 144 people, Russians and nationals of Belarus, Ukraine and Armenia, from the epicenter of the coronavirus outbreak in Wuhan, China, on the day. All evacuees will be quarantined for two weeks in a sanatorium in the Tyumen region in western Siberia, government officials said.

Workers in protective gear are seen on Japan Coast Guard boats in Yokohama, Japan, on Feb. 5, bringing patients from the quarantined Diamond Princess cruise ship.

Workers wearing protective gears spray disinfectant on a street at Namdaemun Market in Seoul, South Korea, on Feb. 5.

A public health ministry nurse measures the temperature of a passenger arriving from France, at the Toussaint Louverture International Airport in Port-au-Prince, Haiti, on Feb. 4.

Employees wearing face masks are seen at a hotel near Algiers, Algeria, on Feb. 4, where people who were evacuated from Wuhan, China, the epicenter of the outbreak, are quarantined as a preventive measure.

Sylvie Briand, director of infectious hazard management department at the World Health Organization (WHO), attends a press conference on the coronavirus in Geneva, Switzerland, on Feb. 4.

Beds are set up at an exhibition center, which was converted into a hospital, in Wuhan on Feb. 4. 

This handout photo released by Malaysia's Ministry of Health shows citizens being directed onto a bus by health officials as they arrive at the Kuala Lumpur International Airport in Malaysia in Feb. 4. 

People wear face masks as they go about their daily lives in Singapore on Feb. 4. 

Medical workers hold a strike outside the office of Hospital Authority in Hong Kong, as they demand the closure of borders with China, on Feb. 4.

A nurse checks the temperature of a visitor as part of the coronavirus screening procedure at a hospital in Kuala Lumpur on Feb. 3.

Young men wear masks for protection against the new coronavirus as they take part in a conscription examination for the national service in Seoul on Feb. 3.

Medical workers hold a strike near Queen Mary Hospital in Hong Kong to demand the government to shut the territory's border with mainland China in order to reduce the spread of the coronavirus, on Feb. 3.

Health services staff members wearing protective gear interact with passengers at the Hamid Karzai International Airport in Kabul, Afghanistan, on Feb. 2.

Police walk past signage before the arrival of Myanmar students, who were evacuated on a chartered flight from Wuhan, at the international airport in Mandalay, Myanmar, on Feb. 2.

Members of the Association for Sri Lanka and China Social and Cultural Cooperation (ASLCSCC) hold candles during a vigil to pray for people who are suffering from coronavirus across the world, in Colombo, Sri Lanka, on Feb. 1.

A staff member sanitizes the road at an entrance of a residential complex in Beijing on Feb. 1.

German Minister for Defense Annegret Kramp-Karrenbauer (R) and German Minister for Health Jens Spahn give a joint statement in Bonn, Germany, on Feb. 1, on the evacuation of more than 100 German citizens from Wuhan following the coronavirus outbreak.

Turkish Health Minister Fahrettin Koca speaks to the press after a Turkish cargo plane carrying 42 passengers from Wuhan landed at Etimesgut Military Airport in Ankara, Turkey, on Feb. 1.

Customers wear protective masks as they shop at a store in Alhambra, California, U.S., on Jan. 31.

Arnaud Fontanet, director of global health department at Institut Pasteur, speaks during a news conference over the latest findings on coronavirus in Paris, France, on Jan. 31.

People wear face masks while shopping at a supermarket in Beijing, on Jan. 31.

Masks are seen at a pharmacy in Seoul on Jan. 31.

Students pray for the victims of coronavirus at a school in Chandigarh, India, on Jan. 31.

Police wear protective masks as they stand guard in Beijing, on Jan. 31.

Medical staff of the Ethiopian Ministry of Health prepares to screen passengers at Addis Ababa Bole International Airport of Ethiopia, on Jan. 31.

Employees of the airport's epidemiological surveillance at a medical aid station at Terminal F of Sheremetyevo International Airport in Khimki, Russia, on Jan. 31.

Officials make preparations in Turkish Air Forces' A400M cargo plane at Etimesgut Military Airbase in Ankara, which is to depart to China to fly Turkish citizens out of Wuhan, on Jan. 31.

Tedros Adhanom Ghebreyesus, director general of the World Health Organization, and Didier Houssin, chair of the emergency committee, at the opening of the second meeting of the International Health Regulations (IHR) Emergency Committee for Pneumonia due to the Novel Coronavirus 2019-nCoV in Geneva on Jan. 30.

A technician shows the sample analysis work in preparation for the study of possible cases of coronavirus at the Public Health Institute of Chile (ISP) in Santiago, Chile, on Jan. 30.

China's U.N. Ambassador Zhang Jun stated in his press briefing that over 130 patients have been cured of pneumonia caused by the coronavirus in New York City, New York, U.S., on Jan. 31.

Passengers are seen onboard the Costa Smeralda cruise ship as it sits docked at the Italian port of Civitavecchia on Jan. 30. The ship was quarantined over fears of coronavirus but the passengers were allowed to disembark later. 

Medical staff with protective clothing are seen inside a ward specialized in treating people who may have been infected with the virus, at the Rajiv Gandhi Government General hospital in Chennai, India, on Jan. 29.

Travelers are seen wearing a protective mask during check-in at the Changi Airport in Singapore on Jan. 30.

An official of Pakistan-based Chinese company (R) uses a thermo gun to check the temperature of the company's drivers in Islamabad, Pakistan, on Jan. 30, after instructions from authorities to take preventive measures against the virus.

Elderly men are seen wearing masks as a precaution at a park in Hong Kong on Jan. 30.

A worker uses a thermometer to check the temperature of a customer as she enters a Starbucks shop in Beijing, on Jan. 30.

Taiwan President Tsai Ing-wen speaks during a news conference on the coronavirus outbreak in Taipei, Taiwan, on Jan. 30.

Thailand Prime Minister Prayuth Chan-ocha (C) speaks to journalists during a visit to Suvarnabhumi Airport to inspect measures in place to monitor passengers as they arrive in Bangkok, Thailand, on Jan. 29.

Russian President Vladimir Putin listens to Health Minister Mikhail Murashko during a meeting on preventing the spread of the virus in Moscow, Russia, on Jan. 29.

Children are seen wearing facial masks as a precaution after Nepal confirmed the first case of coronavirus in the country, at Matribhumi School in Madhyapur Thimi, Nepal, on Jan. 29.

Tedros Adhanom, Director-General of the World Health Organization (WHO), speaks during a news conference at the United Nations, in Geneva, on Jan. 29.

Passengers from China are checked by Saudi Health Ministry employees upon their arrival at King Khalid International Airport in Riyadh, Saudi Arabia, on Jan. 29. 

Passengers arriving on flights wear protective masks at the international airport in Auckland, New Zealand, on Jan. 29. 

An ambulance carrying a Japanese citizen repatriated from Wuhan, who showed flu-like symptoms during in-flight screening for coronavirus, leaves Haneda Airport in Tokyo, Japan, on Jan. 29. 

Students disinfect their hands before entering class at a school in Phnom Penh, on Jan. 28. Cambodia's health ministry reported the country's first case of coronavirus on Jan. 27.

A woman wearing a protective mask prays at the Lungshan Temple on the fourth day of the Lunar New Year, in Taipei, Taiwan, on Jan. 28.

Paramilitary officers wearing face masks stand guard at the Tiananmen Gate in Beijing, on Jan. 27.

Dr. David Williams, the chief medical officer of Ontario (C), speaks as Dr. Eileen de Villa, medical officer of health for the city of Toronto (L) and Dr. Barbara Yaffe, Ontario's associate chief medical officer of health, during a press briefing on coronavirus at Queens Park in Toronto, Canada, on Jan. 27. The Ontario health officials announced the confirmation of the first case of coronavirus in Toronto, along with a presumptive second case of the virus in the city.

Images captured by a thermographic imaging device to check the temperatures of arriving passengers at a quarantine station are seen on a monitor at the Oscar Arnulfo Romero International Airport in San Luis Talpa, El Salvador, on Jan. 26.

A security force member stands in front of the pandemic center where a suspected case of coronavirus is under observation at Félix Houphouët Boigny International Airport in Abidjan, Ivory Coast, on Jan. 26.

A banner placed by Indian health workers is seen during a coronavirus information camp for travelers at an India-Nepal border crossing, near Siliguri, India, on Jan. 26.

(L-R) Sabine Hagenauer of the infection department at the 4th medical department of Kaiser Franz Josef Hospital, Michael Binder, medical director of the Vienna Hospital Association, and Judith Aberle of the department of virology, Medical University Vienna, address a press conference at Kaiser-Franz-Josef hospital in Vienna, Austria, on Jan. 26. A Chinese flight attendant was quarantined in the hospital with symptoms of flu, in what authorities suspected as the first coronavirus case in the country.

A health worker checks the temperature of a woman entering a subway station in Beijing, on Jan. 25.

Dozens of diggers work to build a new hospital in Wuhan, on Jan. 25. Due to the large number of infected people, the government decided to establish a temporary 1,000-bed hospital.

Hong Kong Chief Executive Carrie Lam addresses a press conference in Hong Kong on Jan. 25. Announcing a citywide virus emergency, Lam ordered the cancellation of all official trips to mainland China and school shutdown till Feb. 17.

Security personnel wearing hazardous material suits measure body temperatures of passenger at the entrance of a subway station in Beijing on Jan. 25.

A disinfection worker wearing protective gear sprays anti-septic solution in a train at SRT train station in Seoul, on Jan. 24.

Dr. Allison Arwady, commissioner of the Chicago Department of Public Health, speaks to reporters about a patient who has been diagnosed with coronavirus, in Chicago, Illinois, U.S., on Jan. 24.

A Rospotrebnadzor (Russian Federal Service for Supervision of Consumer Rights Protection and Human Well-Being) official uses a thermal imaging device to conduct a temperature check of passengers arriving at Krasnoyarsk International Airport on a plane from Cam Rahn, Vietnam, in Russia on Jan. 23.

Francisco Alvarez, the regional public health officer, speaks to dockworkers about the new coronavirus, in the port of Valparaiso, Chile, on Jan. 23.

Sanitation workers spray a disinfectant at Suseo Station in Seoul, on Jan. 24.

A passenger holds up an Australian Government document pertaining to the coronavirus as passengers arrive at Sydney International Airport in Australia on Jan. 23. 

Locals wear face masks while browsing in a store ahead of the Lunar New Year, in Taipei, on Jan. 23, 2020. A day earlier, Taiwan stopped sending tour groups to, or receiving tour groups from Wuhan, China, due to concerns over the cornonavirus outbreak.

Airport personnel look at thermal scanners as they check on arriving passengers at the Manila International Airport in Philippines on Jan. 23. 

Passengers arriving from China are screened at Kolkata International Airport, India, on Jan. 22, 2020. Screening centers have been set up in the Indian cities of Chennai, Bengaluru, Hyderabad and Cochin apart from three airports at Delhi, Mumbai and Kolkata to screen for the coronavirus. 

Director-General of World Health Organization (WHO), Tedros Adhanom Ghebreyesus, takes part in a news conference after a meeting of the International Health Regulations (IHR) Emergency Committee to discuss about the outbreak of Pneumonia in China and other countries due to the 2019-nCoV, in Geneva, on Jan. 22.

A worker disinfects a railway station in Wuhan on Jan. 22.

Passengers wear masks at a subway station in Hong Kong on Jan. 22.

Deputy Australian Prime Minister Michael McCormack (L) and Prime Minister Scott Morrison (C) are updated by Chief Medical Officer Professor Brendan Murphy on the steps being taken to control the virus, at the National Incident Room of the Department of Health in Canberra, Australia, on Jan. 22.

Li Bin (C), vice minister of China's National Health Commission, answers questions during a press conference on Jan. 22. 

Kazakh sanitary-epidemiological service worker uses a thermal scanner to detect travelers from China who may have symptoms possibly connected with the coronavirus at Almaty International Airport in Kazakhstan Jan. 21.

People walk next to signage detailing hygienic practices to prevent the spread of the coronavirus at the Huashan Hospital in Shanghai, China, on Jan. 21.

Health officials watch travelers on a thermographic monitor at the Kuala Lumpur International Airport in Sepang, Malaysia, on Jan. 21.

The Huanan Wholesale Seafood Market, where a number of people related to the market fell ill with the virus, sits closed in Wuhan on Jan. 21.

Medical staff transfer patients to Jinyintan hospital where patients infected with the coronavirus are being treated, in Wuhan on Jan. 20.

A stock investor checks prices at a brokerage house in Fuyang, China, on Jan. 21. China's market went down by 1.4 percent after the news of the coronavirus.

A passenger walks past a notice for passengers from Wuhan, displayed near a quarantine station at Narita International Airport in Japan on Jan. 17.