Daily COVID vaccinations rates have soared in recent months, but new daily cases have started to tick up.
Federal health authorities say the nation is still at risk of another surge.
Natalie Brand reports.
(4/7/21)
UK COVID-19 variant most common strain in U.S. - CDC
The highly contagious variant of COVID-19 first discovered in the United Kingdom has become the most common strain of the virus in..
Reuters - Politics