Missile Defense Agency dials up the speed in quest for hypersonic interceptor

https://www.defensenews.com/digital-show-dailies/smd/2021/08/13/missile-defense-agency-dials-up-the-speed-in-quest-for-hypersonic-interceptor/

The Missile Defense Agency is focused on developing a Glide Phase Interceptor and is working toward a system requirements review later this year.

https://peterholland765.wordpress.com/2021/08/14/missile-defense-agency-dials-up-the-speed-in-quest-for-hypersonic-interceptor/