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Maj. Andrew Kowalchuk, 37th Expeditionary Bomb Squadron pilot, performs preflight checks on a B-1B Lancer, Nov. 11, 2009, in Southwest Asia. Carrying the largest payload of both guided and unguided weapons in the Air Force inventory, the multi-mission B-1 is the backbone of America's long-range bomber force. Major Kowalchuk is deployed from Ellsworth Air Force Base, S.D., in support of operations Iraqi Freedom and Enduring Freedom. (U.S. Air Force photo/Staff Sgt. Robert Barney)
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