Trump administration paying huge premium for mask-cleaning machines. Which don't do the job.

It sounded like a great deal: The White House coronavirus task force would buy a defense company’s new cleaning machines to allow critical protective masks to be reused up to 20 times. And at $60 million for 60 machines on April 3, the price was right.

But over just a few days, the potential cost to taxpayers exploded to $413 million, according to notes of a coronavirus task force meeting obtained by NBC News. By May 1, the Pentagon pegged the ceiling at $600 million in a justification for awarding...