U.S. Defense, officer: “Raider” is the name of the strategic bomber B-21
B-21 Raiders. The Air Force Global Strike Command has finally revealed the name of the new Long Range Strike-Bomber Northrop Grumman. The name was chosen from those offered in the past few weeks, American air force personnel on duty and on leave. The Committee chaired by the Secretary of the Air Force Deborah Lee James and the Chief of staff of the U. S. Air Force Mark Welsh, opted for the name Raider among ten other proposals received in the final round of the competition.
Source: Defense Online