U.S. Air Force Staff Sgt. Kelsey Hoffman, 52nd Aircraft Maintenance Squadron crew chief, performs a through-flight inspection for a U.S. Air Force F-16 Fighting Falcon fighter jet from the 480th Fighter Squadron following its flight during Blue Flag 21 at Uvda Air Force Base, Israel, Oct. 17, 2021. The biennial BF exercise is designed to showcase coalition interoperability and strength while improving multinational partnerships. (U.S. Air Force photo by Tech. Sgt. Maeson L. Elleman)