U.S. Air Force Senior Airman Bradley Moore from the

U.S. Air Force Senior Airman Bradley Moore from the 445th Civil Engineer Squadron, Wright-Patterson Air Force Base, Ohio, operates a front loader as he begins repairs on a crater at the airport runway. Service members are taking part in Operational Readiness Exercise, Crisis Challenge 09-12B, at the Combat Readiness Center, Gulfport, Miss., Sept. 21, 2012. Throughout the exercise, evaluators determine wing members’ abilities to mobilize, deploy, survive in combat environments and redeploy to home station. (U.S. Air Force photo by Tech. Sgt. Efren Lopez/Released)