A man who held up a Lexington gas station in is on the run.
He walked into the Speedway on Nicholasville Road just before three Monday morning.
Police say the man had a knife. He got away with cash and four cartons of cigarettes.
Police used dogs to track the man's scent, but were unable to find him.
The robber was wearing a black and white flannel hoodie, along with a black and white bandanna. He also had on black pants and white gloves.
No one was injured during the robbery.