Father of US teen school shooter sentenced to 15 years for providing gun The GuardianApalachee High shooter’s dad, Colin Gray, gets 15 years in prison AJC.comFather sentenced to 15 years in prison in Georgia high school shooting carried out by teenage son abcnews.comColin Gray, father of convicted Apalachee school shooter, faces sentencing Thursday Georgia Public BroadcastingApalachee High School shooter sentenced to life without parole NBC News