A Hannibal man is in custody following an armed robbery in the Hope and Griffith area Monday night.
Hannibal Police say a passenger in a taxi displayed a handgun and demanded money. After obtaining money… police say the passenger fled on foot. Police were called at 9:54 p-m. Officers located and arrested 21 year old Donovan Cooper a short time later on charges of 1st degree robbery and armed criminal action. A handgun believed used in the robbery was also recovered. Cooper is held in the Marion County Jail pending a review of charges. Missouri State Highway Patrol troopers assisted in the investigation.