Columbus Police searching for knife-wielding robbery suspect

Columbus Police are searching for a male suspect who is accused of attempting to rob a gas station early Thursday morning.According to police, the suspect entered the Speedway located at 5985 Sawmill Road while brandishing a knife.Surveillance footage from the gas station shows the man was wearing a bandana to apparently disguise his face.Police say the suspect approached a gas station employee as he was stocking the store shelves.The suspect then forced the employee behind the counter at knifep