The Zanesville police department is on the lookout this morning for an armed robber. Detective Ric Roush says just before 4:00 this morning a white male, possible armed with a handgun, entered the Starfire gas station on Pershing and Pine streets and demanded cash. He then fled on foot. No injuries were reported. The suspect was wearing a brown shirt and a black hat covering his face. He was last seen heading into the Coopermill Manor area. If you have any information about the incident contact the Zanesville Police Department.