In this Feb. 6, 2009 image provided by the U.S. Air Force a KC-135 Stratotanker takes off from Manas Air Base, Kyrgyzstan, for a refueling mission over Afghanistan. An American KC-135 military refueling plane carrying three crew members crashed Friday, May 3, 2013, in the rugged mountains of Kyrgyzstan, the Central Asian nation where the U.S. operates an air base key to the war in Afghanistan. (AP Photo/U.S. Air Force, Senior Master Sgt. Julie Layton) ( Kyrgyzstan US Plane Crash )