The Air Force expects the first delivery from its struggling tanker program this year — but major defects still aren't fixed

Boeing missed its own goal for delivery of the first operational KC-46 tanker, and the firm is now obligated to hand 18 of them over to the Air Force by October.
But several important flaws remain in the aircraft, and the firm and the government are working to resolve them.
The KC-46's years-long development has been stymied by problems.The first operational KC-46A Pegasus — the tanker being designed by Boeing to replace the aging KC-135 — took its maiden flight on December 5.
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