Royal Australian Air Force medical services airmen with the Health Services Wing, Headquarters, RAAF Base Amberley, Australia, tour a B1-B Lancer static display Nov. 30, 2017, at RAAF Base Amberley, Australia. Two bombers arrived at Amberley as part of the U.S.-Australia Force Posture Initiatives Enhanced Air Cooperation program, which builds on air exercises and training between the two air forces. (U.S. Air Force photo by Master Sgt. Farrah S.C. Kaufmann)