A U.S. Air Force pilot from the 4th Expeditionary Fighter Squadron enters the cockpit of a F-35A Lightning II before Exercise Tri-Lightning June 25, 2019, at Al Dhafra Air Base, United Arab Emirates. This exercise is intended to enhance capability and interoperability among the U.S. Air Force, Royal Air Force and Israeli Air Force. This is the first exercise where the three nations conducted aviation training with the same airframe at the same time. (U.S. Air Force photo by Staff Sgt. Chris Thornbury)