Arno, a military working dog with the 510th Military Police Detachment, 716th Military Police Battalion, supported by the 101st Sustainment Brigade, 101st Airborne Division, and two dog handlers also from the 510th MP Det., Spc. Samantha Ramirez (left) and Pfc. Jared Bridges (right) perform a scenario to determine his aggressiveness Sept. 4, at Fort Campbell, Ky. The two Soldiers and Arno ran several scenarios recorded for the veterinarian who would make an assessment of Arno's suitability for adoption after he retires. (U.S. Army photo by Sgt. Leejay Lockhart, 101st Sustainment Brigade Public Affairs)