Almost 2,500 of the world's most advanced warplanes, with a total price tag of $400 billion, and they may not have a "brain" in the bunch?
원문출처 : http://edition.cnn.com/2016/04/21/politics/f-35-software-system-gao-report/index.html?eref=edition
원문출처 : http://edition.cnn.com/2016/04/21/politics/f-35-software-system-gao-report/index.html?eref=edition