A man authorities believe to be armed and dangerous was still on the loose late Thursday possibly in the north Hall or south Habersham area, according to an official with the Georgia State Patrol. Capt. Mark Perry said authorities are on the lookout for Ryan Van Hovey, 28, of Buford. At about 9:30 p.m. Wednesday, Perry said, “a trooper tried to stop a white Infiniti on Ga. 365 northbound.