LANGLEY AIR FORCE BASE, Va. -- Airman 1st Class David Thurman, 13th Intelligence Sqaudron imagery analyst, tracks data provided by reconnaissance aircraft August 12 during Empire Challenge 10 at the Ryan Center. The EC10 exercise was an annual Joint and Coalition ISR interoperability demonstration which pulled resources worldwide to showcase emerging ISR capabilities and provide vital lessons learned to improve support to warfighters at the tactical level. (U.S. Air Force Photo/Tech Sgt Randy Redman)