Airman 1st Class David Thurman tracks data provided by reconnaissance aircraft Aug. 12 during Empire Challenge '10 at Langley Air Force Base, Va. The Empire Challenge exercise is an annual joint and coalition intelligence, surveillance and reconnaissance interoperability demonstration that integrates resources worldwide to showcase emerging ISR capabilities and provide vital lessons learned to improve support to warfighters at the tactical level. Airman Thurman is a 13th Intelligence Squadron imagery analyst. (U.S. Air Force photo/Tech Sgt. Randy Redman)