A U.S. Air Force F-35 Lightning II assigned to the 34th Fighter Squadron at Hill Air Force Base, Utah, launches for a sortie at RAF Lakenheath, England, April 19, 2017. The fifth generation, multi-role fighter aircraft deployed here to maximize training opportunities, affirm enduring commitments to NATO allies, and deter any actions that destabilize regional security. (U.S. Air Force photo by Senior Airman Malcolm Mayfield)