U.S. Air Force Tech. Sgt. Mark Bailey, a loadmaster on a C-17 Globemaster III from the 56th Aerial Port Squadron, March Air Reserve Base, Calif., performs a pre-flight systems check before transporting service members taking part in Operational Readiness Exercise, Crisis Challenge 09-12, at the Combat Readiness Center in Gulfport, Miss., Sept. 16, 2012. Exercise evaluators determine wing members' abilities to mobilize, deploy, survive in combat environments and redeploy to home station. (U.S. Air Force photo/Tech. Sgt. Efren Lopez/Released)
Tech. Sgt. Efren Lopez
Taken on 16 September 2012
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