Crime Saugus High school shooting: Minute-by-minute timeline of events

A student gunman opened fire Thursday at a Southern California high school, killing two students, wounding three others and shooting himself in the head, authorities said. He was in grave condition.

Here's a timeline of what happened according to an account provided by Los Angeles County Sheriff Alex Villanueva and Capt. Kent Wegener at a news conference on Thursday as well as social media posts from law enforcement:

School shootings were reported at 15 California schools since Sandy Hook

Since the horror unleashed by a gunman at Sandy Hook Elementary in Connecticut in 2012, some 16,000 students have experienced some sort of shooting in California.Since the horror unleashed by a gunman at Sandy Hook Elementary in Connecticut in 2012, some 16,000 California students have experienced some sort of shooting at 15 schools in the state.

Between five to seven minutes after the shooting a teacher was able to get the word out that she was with the shooter and he had admitted what he 10:30 a.m. The student shot at Butler High School has died, according to Captain Stason Tyrrell of the Matthews Police Department. It started as a fight

Saugus High School in Santa Clarita, California, is on lockdown as the Los Angeles County Sheriff's department investigates reports of a shooting at the school . The department’s Santa Clarita branch has said that nearby elementary schools have been placed on lockdown as a result of the shooting .

• 7:38 a.m. - The Los Angeles County Sheriff's Department's Santa Clarita Station receives the first 911 call about a shooting at Saugus High School. Several additional calls followed in the minutes to come.
• 7:40 a.m. - The first law enforcement units were on scene at the school within two minutes. In the school's quad area, they encountered multiple gunshot wound victims, including the suspect. As first responders triaged the victims and took them to local hospitals, the school was locked down and partially evacuated.
• 7:56 a.m. - LACSD asks residents to avoid the area. Minutes later, authorities announce that schools in the area are on lockdown.
• 8:17 a.m. - Santa Clarita Valley Sheriff's Station characterizes the incident as an active shooter situation.
• 8:32 a.m. - Authorities warn neighbors near the school to "PLEASE LOCK DOORS and stay inside."
• 8:54 a.m. - The Santa Clarita Valley Sheriff's Station announces that victims had been taken to a local hospital for medical treatment.
• 9:23 a.m. - Female victim dies in the hospital.
• 9:40 a.m. - Villanueva tweets that a suspect has been taken into custody and is being treated at a local hospital. Authorities later identified that suspect as a member of the Saugus student body.
• 11:37 a.m. - Authorities announce in a news conference that a second victim had died.

Click here for full coverage of the Saugus High School shooting in Santa Clarita, California.

The Associated Press contributed to this report.