Clarion state police said the BP gas station on Route 68 in Monroe Township was robbed early Friday morning.
According to police, two males entered the gas station at about 4:30 a.m. One had a gun and the other forced a female clerk to the floor.
Police said they then grabbed the cash drawer and left the store on foot in an unknown direction.
Police described one of the males as thin and wearing a red hoodie and red mask. No description of the other male was available.