Protecting fighters
KUNSAN AIR BASE, South Korea -- Senior Airman Edward Youmans inspects the heat exchanger of an electronic countermeasures pod here. The ECM technicians maintain the F-16 Fighting Falcons pods used to defeat sophisticated anti-aircraft defense systems. Airman Youmans is assigned to the 8th Maintenance Squadron. (U.S. Air Force photo by Master Sgt. Val Gempis)