National Security Journal on MSN
The U.S. Air Force’s F-35 Stealth Fighter Block 4 Crisis
The F-35’s critical Block 4 upgrade package is now five years behind schedule, expected in 2031, and $6 billion over budget, ...
Boeing has begun building the U.S. Air Force’s next generation stealth fighter and intends to fly it for the first time in 2028, Gen. David Allvin, the Air Force chief of staff, said Monday. Allvin’s ...
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