The first public footage of a live-fire test of the S-500 anti-ballistic missile system at Kapustin Yar. The question is whether this is the 40N6 missile that the S-400 can also employ (which is my guess) or from the 77N6-series of missiles.https://t.co/rXopj61Sn1 pic.twitter.com/fL1AM1VlQl

— Rob Lee (@RALee85) July 20, 2021