data figure: U. S. B-2 stealth bombers according to the Russian military industrial complex news network reported on June 29, the United States, "flight international magazine points out, the U.S. over investment buy almost Direct Attack Munitions, and in remote, invisible and precise guided weapons of a serious shortage of inputs. As a result, the United States can not break as countries such as Russia, China and Iran's air defense system. "Flight international", in particular, from 2001 to...