The F-35 Joint Strike Fighter program has reported a new cost estimate that breaks the $2 trillion barrier to acquire and operate, including a revised aircraft and engine tab of $485 billion that essentially doubles the original price tag formulated based on Lockheed Martin's design. This estimate -- which reflects a roughly $100 billion increase since the program’s 2010 Nunn-McCurdy breach prompted a concerted effort to rein in ballooning costs -- shows program costs in late 2023 as part of...