Photo G3479: SP/4’s John Irby (left) and Robert L. Grace of the 615th MP Company, 720th MP Battalion in their compound on Long Binh Post, Bien Hoa Province, III Corps Tactical Zone, Vietnam in 1968. Courtesy of SP/4 Terry Sulzberger, 615th MP Company, 720th & 95th MP Battalions, 89th MP Group, 18th MP Brigade, Vietnam 1967-1968.