A collision involving a Missouri Department of Corrections bus in Macon Tuesday afternoon injures two inmates. The Missouri State Highway Patrol says the bus driven by 48 year old Jesse Montemayor of Cameron was attempting a turn in the parking lot of the B-P gas station in Macon when it hit a concrete post. Troopers say inmates--32 year old Billy Coleman and 57 year old Steven Mickler of St. Joseph were treated at the scene for minor injuries by Macon County Ambulance staff.