Terre Haute, In. – The Vigo County Sheriff’s Office is investigating an armed robbery that occurred at the Sunoco gas station on U.S. 40 in East Glenn. According to the attendant on duty at approximately 12:45 Saturday afternoon a white male wearing black clothing and a mask, entered the station pointing a handgun and demanded demanding money. The suspect fled the store with an undisclosed amount of cash. No one was injured and the Sheriff’s Office is continuing the investigation.