Operational Readiness Exercise
U.S. Air Force Staff Sgt. Tracey Ballard, 355th Operations Support Squadron, helps Staff Sgt. Michael Moseley, 355th Operation Support Squadron, perform simulation of the aircrew flight controlled contamination process during the operational readiness exercise on Davis-Monthan Air Force Base, Ariz., March 13, 2013. Desert Lightning Team Airmen participated in the phase I and II ORE. (U.S. Air Force photo by Airman 1st Class Christine Griffiths/Released)