Photo G3594: Exercise and training yard in the compound of the 212th MP Company (Sentry Dog), 720th MP Battalion, 89th MP Group, 18th MP Brigade, on Long Binh Post, in Bien Hoa Province, Military Region III, Vietnam in the summer of 1969. Courtesy of SP/4 M. DuBois Miller, 212th MP Company (Sentry Dog), 1969-1970.