U.S. Air Force Maj. Bradley Sullivan, 480th Fighter Squadron pilot, conducts a pre-flight check before a take-off at Lask Air Base, Poland, June 11, 2014. Sullivan was an instructor pilot during his previous assignment at Joint Base San Antonio-Randolph, Texas. While participating in Polish-led exercise EAGLE TALON, he also flew with a former student from the Polish air force. (U.S. Air Force photo by Airman 1st Class Kyle Gese/Released)