VALEX
Staff Sgt. Christopher Brink, a loadmaster from the 535th Airlift Squadron, secures a HUMVEE on a C-17 Globemaster III during a validation exercise at Wheeler Army Airfield, Hawaii, Dec. 16, 2013. During the VALEX, Brink and fellow loadmaster, Senior Airman Kacee Kemper, advised and demonstrated the proper way to secure equipment inside the aircraft. (U.S. Air Force photo/Staff Sgt. Terri Paden)