Columbia Police are looking for the man who held up a Dollar General on Business Loop 70 West in Columbia. 

They say that a man entered the store and threatened the clerk with a knife while demanding money.

After the clerk refused, he left the store on foot in an unknown direction.

Police are saying that he is a white male, 5'9  with a slender build. Reports say he was wearing a bandana over his face and was last seen wearing dark clothing.