An F-35 Lightning II from the 34th Fighter Squadron at Hill Air Force Base, Utah, flys at Royal Air Force Lakenheath, England, April 15, 2017. The aircraft arrival marks the first F-35A fighter training deployment to the U.S. European Command area of responsibility or any overseas location as a flying training deployment. (U.S. Air Force photo/Airman 1st Class Elijah Chevalier)