A grand jury on Thursday indicted accused Georgia school mass shooter Colt Gray and his father Colin on dozens of charges arising from the Sept. 4 shooting deaths and injuries.

A grand jury indicted a 14-year-old alleged shooter and his father who bought him the gun on Thursday in the September slaying of two students and two teachers at a Georgia high school, affirming initial charges brought by prosecutors and adding numerous other criminal counts.

A grand jury handed down dozens of charges Thursday for the alleged Apalachee High School shooter and his father, also accused in connection with the deadliest school shooting in Georgia's history.

A Georgia grand jury on Thursday indicted 14-year-old Colt Gray and his father for the deadly shooting in September at Apalachee High School in Winder. Gray and his father, 54-year-old Colin Gray, had already been charged in the case and were being held without bond.

BARROW COUNTY, Ga. — A grand jury in Georgia indicted Colt Gray and his father Colin Gray for their alleged roles in the deadly shooting at Apalachee High School last month, adding dozens of charges to each defendant. The shooting left four people — two students and two teachers — dead.

A Georgia grand jury indicted a father and son on murder and other charges Thursday in the mass shooting at Apalachee High School in Winder, Georgia, last month that left four people dead and another nine injured.

Both a father and son are indicted on murder and other charges in a mass shooting at Georgia's Apalachee High School