US Air Force reports lower B-21 costs after negotiations with Northrop yahoo.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from yahoo.com Daily Mail and Mail on Sunday newspapers.
Air Force Secretary Frank Kendall said the service is also building the support facilities and simulators and sets up training the B-21 program will need.
The U.S. Air Force's New Mission: Beat China in a War at All Costs heritage.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from heritage.org Daily Mail and Mail on Sunday newspapers.