Photo G3107: Training area at the 212th MP Company (Sentry Dog) Vung Tau Detachment, 95th MP Battalion, 89th MP Group, 18th MP Brigade, Phuoc Tuy Provence, III Corps Tactical Zone, Vietnam summer of 1967. Left to right: 1- Unidentified, 2- SP/4 Rich Sherrie, 3- PFC Dennis Porter & K9 Duke, 4- SP/4 Jim Miller, 5- SP/4 Doyle Chandler. If you can identify #1 use this Email Link. Courtesy of SP/4 Richard L. Sherrie, 212th MP Company (Sentry Dog), 95th & 720th MP Battalions, 89th MP Group, 18th MP Brigade, Vietnam, May 1967-March 1968.