April 26 (Reuters) - The U.S. Air Force said on Friday that it has awarded a $13 billion contract to Sierra Nevada Corp to develop a successor to the E-4B, known as the Doomsdayplane due to its ...
The U.S. Air Force said Friday that it has awarded a $13 billion contract to Sierra Nevada Corp to develop a successor to the E-4B, known as the Doomsdayplane due to its ability to survive a ...