Photo G2628: SP/4 Lloyd Kahan with his Sentry Dog "Rex" both members of the 212th MP Company (Sentry Dog), 720th MP Battalion, 89th MP Group, 18th MP Brigade, in the company training area on Long Binh Post, Bien Hoa Province, Military Region III, Vietnam in 1969. The kennels are in the background behind the sandbag wall. Courtesy of SGT Lloyd Kahan, Scout Dog Unit, 212th MP Company (Sentry Dog), 720th MP Battalions, 89th MP Group, 18th MP Brigade, 1969-1970.