(U.S. Air Force photo by Staff Sgt. Greg C. Biondo)
Major Zach Davidson, a KC-135 Stratotanker pilot with the 63rd Air Refueling Squadron conducts pre-aerial refueling checks during Air Mobility Command's Rodeo 2011 at Joint Base Lewis-McChord, Wash., July 26, 2011. Rodeo is the U.S. Air Force's and AMC's premier international combat skills and flying operations competition designed to develop and improve techniques, procedures, and interoperability, while optimizing international mobility partnerships and enhancing mobility operations. (U.S. Air Force photo by SSgt. Greg C. Biondo)