An F-15E Strike Eagle assigned to Mountain Home Air Force Base, Idaho, takes off for Atlantic Trident 17 at Joint Base Langley-Eustis, Va., April 20, 2017. The exercise aims to allow sharing and development of techniques, tactics and procedures between U.S. Air Force, French air force, and Royal Air Force frontline fighters in order to fly, fight and win in modern highly contested environments. (U.S. Air Force photo/Airman 1st Class Tristan Biese)