U.S. Army Maj. Matthew Hash, a drop zone officer with Headquarters Support Company, XVIII Airborne Corps, communicates with the departure airfield control officer during Joint Operational Access Exercise (JOAX) 12-03 at Salerno Drop Zone near Fort Bragg, N.C., June 7, 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.