Columbia Police are investigating a robbery at the Casey’s on North Range Line around 6:10 this morning. Officers discovered a man entered the business with a handgun, and demanded cash. The employee complied. The suspect was described as a white man, about 5’6″ and 190 pounds. He was last seen wearing a gray sweatshirt and gray sweatpants, and walking north on Range Line Street. There were no injuries reported during this incident. Anyone with information should call the Columbia Police Department at 573-874-7652 or CrimeStoppers at 573-875-TIPS to remain anonymous.