Photo G2807: Unidentified members of B Company, 720th MP Battalion, 89th MP Group, 18th MP Brigade in the compound on Long Binh Post, Vietnam in 1972. If you can identify these MP's 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.