Photo G1090: SP/4 Jack E. Martin, Jr. of A Company, 720th MP Battalion during a lull in a highway security patrol in Bien Hoa Province, III Corps Tactical Zone, South Vietnam sometime in 1967. Courtesy of SP/4 Arthur Diaz, A Company, 720th MP Battalion, 89th MP Group, 18th MP Brigade, October 1967 to October 1968.