KC-135 Stratotankers from the 92nd and 141st Air Refueling Wings line up in preparation for take-off during an operational readiness exercise at Fairchild Air Force Base, Wash., Aug. 22, 2014. The Wing Inspection Team-planned exercise allowed the Total Force Integration units to test and evaluate their capabilities providing responsive aerial refueling and operational support for the full range of military missions worldwide. (U.S. Air Force photo by Senior Airman Mary O'Dell/Released)