An F-15E Strike Eagle flies over Afghanistan. The F-15E is a dual-role fighter designed to perform air-to-air and air-to-ground missions as well as provide armed aerial overwatch. The aircraft is assigned to the 391st Expeditionary Fighter Squadron from Bagram Airfield, Afghanistan. (U.S. Air Force photo/Staff Sgt. Aaron Allmon)

An F-15E Strike Eagle flies over Afghanistan. The F-15E is a dual-role fighter designed to perform air-to-air and air-to-ground missions as well as provide armed aerial overwatch. The aircraft is assigned to the 391st Expeditionary Fighter Squadron from Bagram Airfield, Afghanistan. (U.S. Air Force photo/Staff Sgt. Aaron Allmon)