Navy tests hypersonic rocket motor in Utah

https://www.upi.com/Defense-News/2021/05/27/Utah-Navy-hypersonic-rocket-motor-missile-test/ [login to see] 64/
According to a press release from the branch, Navy Strategic Systems Programs conducted a live-fire test of the first stage solid rocket motor as a step toward developing a common hypersonic missile that would be fielded by the Navy and the Army.