The Kh-15 was a missile carried by the supersonic strike bomber operated by what organization?
Kh-15: The Raduga Kh-15 or RKV-15 (Russian: Х-15 ; NATO: AS-16 "Kickback"; GRAU:) is a Russian air-to-surface missile carried by the Tupolev Tu-22M and other bombers. Tupolev Tu-22M:  During the Cold War, the Tu-22M was operated by the Soviet Air Force (VVS) in a strategic bombing role, and by the Soviet Naval Aviation ("Aviacija Vojenno-Morskogo Flota", AVMF) in a long-range maritime anti-shipping role.
Soviet Air Force