Biden: Enough Coronavirus Vaccine Supply for Every Adult By End of May usnews.com

President Joe Biden on Tuesday moved up his coronavirus vaccine supply timeline, saying there will be enough doses for every adult by the end of May.
Previously Biden said it would be July before the U.S. would have enough doses produced for 300 million Americans. He also announced on Tuesday that drugmaker Merck & Co. has agreed to help produce the single-dose vaccine from Johnson & Johnson.