U.S. Air Force airmen assigned to the 823rd Rapid Engineer Deployable Heavy Operational Repair Squadron Engineers from Hurlburt Field, Fla., shovel concrete at Seymour Johnson Air Force Base, N.C., July 26, 2013. The crew repaired pavement which supports the base's F-15E Strike Eagle wash rack. (U.S. Air Force photo by Airman 1st Class Brittain Crolley/Released)