Oxford High School shooting

On November 30, 2021, a gunman opened fire on students at Oxford High School (Michigan). The school is near Detroit, in Michigan. 
The gunman killed three people and injuring six others. The suspected shooter, Ethan Crumbley, is a 15-year-old sophomore student at the school. He was taken into custody. On October 24, 2022, Crumbley plead guilty to all of the charges put against him. 
At a news conference, Oakland County undersheriff Michael McCabe said the gunman “gave up without any problems.", 
Incident.
Once the shootings happened, the school was plunged into lockdown. Some students were evacuated to a nearby Meijer shop.
At 12:55 PM, police arrived at the school after receiving at least 100 911 calls. The shooter was arrested unharmed, without putting up a fight.
Perpertrator.
Ethan Robert Crumbley (born April 28, 2006) in Atlantic Beach, Florida, was identified as the shooter he was taken to the county's detention center and placed under suicide watch, At a young age played first-run shooter games such as Call of Duty and enjoyed horror films. 
Behavior before the shooting.
In Crumbleys journal he detailed "I want to shoot up my school so badly". 
Responses.
U.S. Representative Rep. Elissa Slotkin, whose district includes Oxford High School, tweeted about the shooting, calling it a "dark &amp; painful day" for the state.