U.S. Air Force Master Sgt. Jonathan Haas, Royal Australian Air Force 33rd Squadron KC-30A Multi-Role Tanker Transport air-refueling operator, poses for a photo at RAAF Base Darwin, Australia, Aug. 8, 2018. Haas has spent the last two years based out of RAAF Base Amberley, Australia, serving as an instructor in the USAF Military Personnel Exchange Program. (U.S. Air Force photo by Senior Airman Savannah L. Waters)