The Royal Australian Air Force has completes the first fuel transfer with the air refuelling boom from a RAAF KC-30A Multi Role Tanker Transport to a U.S. Air Force F-35A Lightning II Sept. 25, 2015, at Edwards Air Force Base, Calif. Refuelling between the KC-30A and F-35A is an important step toward the KC-30A’s achievement of final operational capability and represents continued progress in the development of the F-35A. (Lockheed Martin courtesy photo/Jonathan Case)