The father of suspected Georgia school shooter Colt Gray on Friday took the stand in his own defense at trial, where he is accused of providing his teenage son access to a firearm before the 2024 massacre. Colin Gray, 55, pleaded not guilty on two counts of second-degree murder, two counts of involuntary manslaughter, 20 counts of cruelty to children and five counts of reckless conduct. His then 14-year-old son, Colt Gray, is accused of opening fire at Apalachee High School on Sept. 4, 2024,