OPERATION ENDURING FREEDOM -- Two A-10 Thunderbolt IIs from the 455th Expeditionary Operations Group climb after takeoff against the backdrop of the snow-covered mountains of the Hindu Kush at Bagram Air Base, Afghanistan, on Feb. 21. The A-10s provide close-air support for Army ground forces in the region as part of Operation Enduring Freedom. (U.S. Air Force photo by Tech. Sgt. Adam Johnston)