Photo G2644: SP/4 Al Willoughby (front) and "Willie" the Communications Chief, members of the 212th MP Company (Sentry Dog), 720th MP Battalion, 89th MP Group, 18th MP Brigade, in the company compound on Long Binh Post, Bien Hoa Province, Military Region III, Vietnam in 1969. If you can provide the name and rank of Willie, use this Email Link. Courtesy of SGT Lloyd Kahan, Scout Dog Unit, 212th MP Company (Sentry Dog), 720th MP Battalion, 89th MP Group, 18th MP Brigade, 1969-1970.