More than 1 million people have received their first shot of a Covid-19 vaccine, but an influential coronavirus model projects the US death toll will climb well over a half million, topping 567,000 by April 1.
More than 1 million people have received their first shot of a Covid-19 vaccine, but an influential coronavirus model projects the US death toll will climb well over a half million, topping 567,000 by April 1.
