How The Air Force Can Avoid Turning The B-21 Into An Expensive Mess Like The F-35 The United States is getting a brand-new bomber, called the B-21, for the first time since the 1990s. That’s normally the sort of thing defense-minded types like to hear, but U.S. Air Force programs of the past few decades have a tendency to go completely off the rails. http://bit.ly/2BsJV10