GRANTVILLE, Ga. (AP) — Police are searching for at least one armed suspect in connection with the killing of the owner of a gun range in Georgia and his wife and grandson, authorities said Saturday. The Grantville Police Department said via Facebook that the robbery occurred Friday evening. When officers arrived at the scene around 8 p.m., they discovered the bodies of the owner of Lock Stock & Barrel Shooting Range, along with his wife and grandson. According to WSB-TV, Grantville Police identified the victims as the gun range owner, Thomas Hawk, 75; his wife, Evelyn, 75; and their grandson, …