U.S. Army Sgt. 1st Class Matthew Cohen, left, with

U.S. Army Sgt. 1st Class Matthew Cohen, left, with the 82nd Sustainment Brigade, briefs Brig. Gen. Timothy McGuire, the 82nd Airborne Division's deputy commanding general for support, during the Joint Operational Access Exercise (JOAX) at the Joint Readiness Training Center, Fort Polk, La., Oct. 11, 2012. A JOAX is designed to enhance cohesiveness between U.S. Army, Air Force and allied personnel, allowing the services an opportunity to properly execute large-scale heavy equipment and troop movement. (U.S. Army photo by Sgt. Amanda Tucker/Released)