The Air Force’s top military officer has sent Boeing Co.’s new CEO a blunt reminder that the ill-fated 737 Max passenger jet isn’t the only troubled project he has to rescue.
There’s also the company’s failure to provide a combat-ready refueling tanker, nine years after Boeing won a competition for the $44 billion project.
“We require your attention and improved focus on the KC-46” tanker, General David Goldfein, the Air Force chief of staff, warned in a letter four days before Dave Calhoun took over as chief executive officer of the company. “The Air Force continues to accept deliveries of

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