In current issue of Combat Aircraft, on the last article on page 112 by David Axe with the title "Is the US Air Force's New Bomber Already Flying?"
It was citing the circumstantial evidence that Northrop already has a prototype or two (or three in this case) flying for the entry into the Long Range Strike Bomber competition and a controversy that the USAF had decided there and there to choose Northrop which Boeing was not particularly happy with....
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