Marysville Pilchuck High School shooting
2014 CE.
Shown on the map at 48.096°, -122.154°.
On October 24, 2014, 15-year-old freshman student Jaylen Fryberg shot five students at Marysville Pilchuck High School in Marysville, Washington, killing four, before killing himself. Fryberg's father, Raymond Fryberg, was arrested and convicted the following year for illegally purchasing and owning the gun used in the shooting, among other firearm offenses. The shooting is the deadliest school shooting in the history of Washington state.
Text from the Wikipedia article 2014 Marysville Pilchuck High School shooting, licensed CC BY-SA 4.0.