OSAN AIR BASE, Republic of Korea – A United States Air Force F-22 “Raptor” fighter aircraft lands at Osan Air Base, Osan, South Korea Feb. 17. “The F-22 'Raptor' is the most capable air superiority fighter in the world, and it represents one of many capabilities available for the defense of this great nation. The U.S. maintains an ironclad commitment to the defense of the Republic of Korea,” said United Nations Command, U.S. Forces Korea deputy commander and U.S. 7th Air Force commander, Lt. Gen. Terrence O'Shaughnessy, during a combined press engagement with media.