Two U.S. Air Force B-1 Lancers fly in formation with two U.S. F-16 Fighting Falcons and two Republic of Korea Air Force F-35A Lightning IIs in airspace over the western region of ROK, April 15, 2025. The aircraft engaged in combined offensive and defensive counter air training together as part of a bilateral training event, reinforcing the strengthen tactics, techniques and procedures between the aircrew. (Photo courtesy of the Republic of Korea Air Force)