Here is a timeline police prepared on the fatal shooting in the Marysville Pilchuck High School cafeteria Friday morning:
10:39 a.m. — The first 911 call comes in from a cellphone.
10:41 a.m. — The police officer stationed at the school arrives in the cafeteria where the shooting occurred.
10:43 a.m. — Police confirm the shooter — a freshman at the school — is down and no longer shooting. Police later say he took his own life after shooting at least five other students.
10:49 a.m. — Medics from various fire departments begin to reach the scene to help the injured.
11 a.m. — The Marysville Police Department calls for a full SWAT deployment.
11:07 a.m. — Marysville schools send an alert to the community that the high school is in lockdown.
4:35 p.m. — The SWAT team declares the entire school campus clear of threat.