A Royal Australian Air Force KC-30A Multi Role Tanker Transport sits on the ramp at Anderson Air Force Base, Guam, before taking off to support Cope North 13, Feb. 13, 2013. The KC-30 is a heavily modified Airbus A330 airliner used for air-to-air refueling and strategic transport. Cope North is an annual air combat tactics, humanitarian assistance and disaster relief exercise designed to increase the readiness and interoperability of the U.S. Air Force, Japan Air Self-Defense Force and Royal Australian Air Force. (U.S. Air Force photo by Senior Airman Matthew Bruch/Released)