U.S. Air Force Staff Sgt. Korrey Baird, 633rd Civil Engineer Squadron explosive ordnance disposal team leader, explains EOD team gear to Tyler and Derek Percivalle, during the annual Operation Hero event at Langley Air Force Base, Va., Aug. 7, 2013. The event holds various pre-deployment stations to inform children on what their family member might go through. (U.S. Air Force photo by Senior Airman Brittany Paerschke-O'Brien/Released)