Two U.S. Air Force F-16 Fighting Falcons assigned to 31st Fighter Wing and three Romanian F-16s fly alongside a U.S. Air Force KC-135 Stratotanker assigned to the 100th Air Refueling Wing, England, over Romania July 22, 2020. The aircraft demonstrated the ability of U.S. forces to operate within international boundaries in the Black Sea. (U.S. Air Force photo by Senior Airman Benjamin Cooper)