The U.S. military will attempt to shoot down a hypersonic glide vehicle in a high-stakes test that will inform plans for a next-generation guided-missile interceptor as well as assess the efficacy of currently deployed systems that are supposed to provide a last line of defense for aircraft carrier strike groups against Russian and Chinese ultrafast maneuvering weapons. Missile Defense Agency Director Vice Adm. Jon Hill revealed new details about planned tests -- which include a delay compared to prior statements...
