Photo G1412: SP/4 Robert L. Allen, C Company, 720th MP Battalion, 89th MP Group, 18th MP Brigade sitting on an Armored Personnel Carrier on in the company compound in Long Binh Post, Bien Hoa Province, III Corps Tactical Zone, Vietnam in 1968. If you can verify this identification, please use this Email Link. Courtesy of SP/4 Michael J. Van Fossen, C Company, 720th MP Battalion, March 1968 to March 1969.