Photo G3199: A Company, 720th MP Battalion, 89th MP Group, 18th MP Brigade, Cu Chi-Tay Ninh convoy escorts staging outside an unidentified base camp in III Corps Tactical Zone, Vietnam in 1967. If you can identify any of these MPs use this Email Link. Courtesy of PFC John M. Howard, A Company, 720th MP Battalion, 89th MP Group, 18th MP Brigade, November 1966-November 1967.