hypersonic

I keep reading about this more and more that a couple of weeks ago Russia used one of their hypersonic missiles to destroy a bunker that apparently killed like 200 NATO generals and 30-40 Americans as well? I see a lot on it, no way to know if it's true or not. Anyone else hear about it?

Source

The Air Force's Falcon Hypersonic Technology Vehicle 2—designed to attack global targets at Mach 20—has disappeared nine minutes into its first test flight, just after separating from its booster. Contact was lost, and it hasn't been found yet. The Falcon was supposed to splash down in the...