At 9:01 p.m. on Friday officers responded to a BP Gas Station on the 2200 block of Nicolet Drive to investigate reports of a robbery.
Police say it happened at the Subway restaurant. A man about 6 feet tall wearing a black ski mask entered the restaurant with his hand in his pocked as if he was hiding a weapon and demanded money.
He got away with cash.
Police describe the man as a light skinned male about 180 pounds wearing the mask, a black hooded sweatshirt and black jeans.
If you have any information you should contact Green Bay Police.