Photo G2799:Unidentified member of B Company, 720th MP Battalion, 89th MP Group, 18th MP Brigade at the Motor Pool in Vinh Long, Vietnam in 1971. If you can identify this MP use this Email Link. Courtesy of SP/4 Marion Carl "Pete" Foster, B Company, 720th MP Battalion, 89th MP Group, 18th MP Brigade, August 1971-April 1972.