AURORA, Colo. (AP) -- Police are investigating after a police officer fired upon a suspect in an armed robbery of an Aurora gas station.

Police Sgt. Cassidee Carlson says in a news release the suspect, identified only as male, robbed the Bradley gas station on North Havana Street at about 12:30 a.m. Sunday. Minutes later, he was spotted by police and refused to obey the officer's orders.

Carlson says shots were fired, and the suspect was struck. He was hospitalized with non-life-threatening injuries.

The officer was not injured.