In between, the president met with dozens of aides in meetings in which few people wore masks. He appeared before thousands at a rally in Minnesota. And he held a nationally televised debate with former vice president Joe Biden after holing up with debate preppers.
But there was little evidence on Saturday that the White House or the campaign had reached out to these potentially exposed people, or even circulated guidance to the rattled staffers within the White House complex.
It was the latest evidence of the administration’s casual and chaotic approach to the viral threat that has already claimed more than 200,000 lives in the United States.
The crisis within a crisis is emblematic of an administration that has often mocked or ignored the coronavirus guidance of its own medical experts. In this case, the failure to move swiftly potentially jeopardized the health of their own supporters and those