WASHINGTON — The Biden administration is considering whether to impose domestic travel restrictions, including on Florida, fearful that coronavirus mutations are threatening to reverse hard-fought progress on the pandemic.
Outbreaks of the new variants — including a highly contagious one first identified in the United Kingdom, as well as others from South Africa and Brazil that scientists worry can evade existing vaccines — have lent urgency to a review of potential travel restrictions within the United States, one federal official said.
“There are active conversations about what could help mitigate spread here, but we have to follow the data and what’s going to work. We did this with South Africa, we did this with Brazil,…