DETROIT (Great Lakes News) – Oakland County prosecutor Karen McDonald said the Oxford High School student who opened fire on his classmates will be charged as an adult.

15-year-old Ethan Crumbley faces two-dozen charges including terrorism and first-degree murder.

MORE NEWS: Former High School Soccer Ref Faces Assault Charges After Alleged Scuffle with Teen Player

He faces life in prison if convicted.

As of Wednesday afternoon, four students had died from the killing spree; seven were injured.