U.S. Air Force Staff Sgt. Korrey Baird, 633rd Civil Engineer Squadron explosive ordnance disposal team leader, explains to Anne, Tyler and Derek Percivalle, the purpose of the Honeywell RQ-16A Tarantula Hawk, during the annual Operation Hero event at Langley Air Force Base, Va., Aug. 7, 2013. The 12th annual event aims to show children various aspects of military and deployment requirements their family members might go through, including a fitness obstacle course, immunizations and chemical warfare gear, while exposing them to career fields such as security forces, medical support and explosive ordnance disposal. (U.S. Air Force photo by Senior Airman Brittany Paerschke-O'Brien/Released)