Air Force testing prototype shelters for B-21 Raider
Air Force testing prototype shelters for B-21 Raider By (0) The first flight of the B-21 Raider, pictured in an Air Force rendering, is expected sometime in 2022, with the aircraft eventually replacing the B-1, B-2 and B-52 bombers. Photo Illustration courtesy Northrop Grumman/U.S. Air Force Construction of a B-21 Raider Environmental Protection Shelter prototype is completed at Ellsworth Air Force Base, S.D., on Feb. 26. Photo by Quentin Marx/U.S. Air Force March 4 (UPI) -- Air Force Global ...
Source: upi.com