RAAF F-35 sortie
Royal Australian Air Force Maj. Andrew Jackson, the 61st Fighter Squadron RAAF squadron leader, performs a preflight check in a RAAF F-35A Lightning II at Luke Air Force Base, Ariz., May 14, 2015. Preflight checks help ensure the aircraft is fit and flight ready. Jackson was the first Australian pilot to fly the RAAF F-35 at Luke. (U.S. Air Force photo/Senior Airman James Hensley)