U.S. Air Force C-130 Hercules aircraft fire chaff and flare countermeasures over the Nevada Test and Training Range Nov. 17, 2010. Approximately 40 C-17 Globemaster III and C-130 aircraft assembled in formations over the range to conduct air and ground operations as part of a biannual U.S. Air Force Weapons School mobility air forces exercise. (DoD photo by Master Sgt. Kevin J. Gruenwald, U.S. Air Force/Released)