Photo G3142: Members of the 212th MP Company (Sentry Dog), 95th MP Battalion, 89th MP Group, 18th MP Brigade, platoon stationed on Long Binh Post, III Corps Tactical Zone, Bien Hoa Provence, Vietnam 1966. Left to right-front: SP/4 Robert A. Leonardo, K9 unidentified; Jerry Boslooper, K9 Jack; John Zimmerman, K9 Candy; Charlie Hahn, K9 Duken. Back Row: Marvin Jenkins, K9 King; Unidentified; Dennis Trombley, K9 unidentified; Unidentified. 061612 Identifications by Charlie Hahn. If you can provide any additional information, use this Email Link. Photographer unknown. Courtesy of SP/4 Dan Byrd, 88th MP Company (K9), MACV & 212th MP Company (Sentry Dog), 95th MP Battalion, 89th MP Group, MACV & 18th MP Brigade, Vietnam, August 1965-July 1966.