Photo G2685: Unidentified members of B Company, 720th MP Battalion, 89th MP Group, 18th MP Brigade, at their Long Binh Post compound, in III Corps Tactical Zone, Vietnam in 1971. If you can identify these soldiers 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.