US Air Force unveils new B-21 Raider stealth bomber, most advanced military aircraft ever

The U.S. Air Force unveiled the new Northrop Grumman-built B-21 Raider stealth bomber Friday (Dec. 2) to be the new backbone of the Air Force's fleet.

US Air Force unveils new B-21 Raider stealth bomber, most advanced military aircraft ever
The U.S. Air Force unveiled the new Northrop Grumman-built B-21 Raider stealth bomber Friday (Dec. 2) to be the new backbone of the Air Force's fleet.