CV-22 in the sunset, Hurlburt Field, Florida

Airmen perform maintenance checks on a CV-22 Osprey during Emerald Warrior at Hurlburt Field, Fla., May 3, 2014. The Cv-22s are flown during the annual, joint exercise to train special operations, conventional and partner nation forces in combat scenarios designed to hone special operations air and ground combat skills, and is the Department of Defense's only irregular warfare exercise. (U.S. Air Force photo/Staff Sgt. John Bainter)