WHO downgrades COVID pandemic, says it's no longer emergency
The U.N. health agency says that thousands of people are still dying from the virus every week.
'We have to up our game.' Regeneron co-founder details breakthrough to help COVID patients battle most severe strains
US proposes once-a-year COVID shots for most Americans
The Food and Drug Administration on Monday proposed a simplified approach for future vaccination efforts, allowing most adults and children to get a once-a-year shot to protect against the mutating virus.