The Air Force is ratcheting up the estimated cost to put new commercial engines on the legacy B-52 bomber fleet, publicly disclosing for the first time a nearly $1 billion increase in the procurement cost for the B-52 Commercial Engine Replacement Program. The Pentagon’s fiscal year 2025 spending request includes a new-start procurement funding request that reveals a current estimate of $9 billion for the program, up from an initial $8 billion procurement estimate prepared for lawmakers as part of...