The unidentified male victim was taken away from the store on a stretcher and transported to Baptist Golden Triangle by ambulance.
Gunshots ran out just after 8:30 PM at the Quick and Easy Food Mart on North McCrary Road.
Witnesses say the man was shopping at the store when the shooting occurred. A store front window was shot out.
Two people were being detained in the parking lot while officers collected evidence.
Columbus police were not able to provide any information about the shooting incident Monday night.