The U.S. Air Force successfully conducted the first flight test of its AGM-183A Air Launched Rapid Response Weapon, or ARRW, on a B-52 Stratofortress aircraft on June 12 at Edwards Air Force Base, California.

https://www.af.mil/News/Article-Display/Article/1874470/air-force-conducts-successful-hypersonic-weapon-flight-test/ Secretary of the Air Force Public Affairs