His parents were called to discuss his behaviour hours before the incident.
A teenager's been charged with murder and terrorism after a fatal shooting in the US state of Michigan yesterday.
At least four students died and at least seven people were injured, including a teacher.
15-year-old Ethan Crumbley is accused of opening fire at his school, around 30 miles north of Detroit.
Police say the gun used was bought by his father.
It's claimed the parents of the boy, accused of killing four classmates in the US ,were called to discuss his behaviour with teachers just hours before a shooting at his school.
Crumbley's been charged with murder and terrorism following the incident in Michigan.
He's also accused of attempted murder, after the six students and a teacher were injured.

Sallins Man Onboard Gaza Flotilla Speaks Out As At Least Seven Irish Citizens Detained By Israel
"A Lot Of People Got Beaten Badly": Sallins Man Gives Update After Last Month's Intercepted Gaza Flotilla
Starmer Under Pressure Following Rumours Of Health Secretary Resignation Later Today
Eurovision Song Contest Begins Tonight As Ireland And Other Countries Boycott
WHO Expects More Hantavirus Cases Among The Cruise Ship Passengers
Two Irish Passengers On Virus-Stricken Cruise Ship Now In Care Of HSE
Musical Stars Announced for 2026 World Cup Opening
Irish Citizens On Virus-Stricken Ship "Safe And Well", As Protests Break Out In Tenerife