S. Korea's indigenous KF-21 fighter jet conducts 1st formation flight with U.S. aircraft

South Korea's KF-21 Boramae fighter jet conducted its first joint formation flight with U.S. Air Force aircraft over the Yellow Sea, ahead of combined air drills to enhance interoperability. The KF-21 is South Korea's first indigenous fighter jet, with plans to deploy over 100 units by 2030.