The initial prototype of the U.S. military's marquee hypersonic strike weapon failed during a major test over the Pacific Ocean on June 29 in an event that featured the inaugural flight of a new, two-stage rocket built by Lockheed Martin paired with a Common-Hypersonic Glide Body manufactured by Sandia National Laboratories. The event, Joint Flight Campaign-1 (JFC-1), marks the second consecutive flight test failure for the Army-Navy program. On Oct. 21, 2021, a booster failure during launch at a facility...
