The Centers for Disease Control and Prevention is expected to recommend Tuesday that fully vaccinated people begin wearing masks indoors again in places with high Covid-19 transmission rates, according to people familiar with the matter.
Federal health officials still believe fully vaccinated individuals represent a very small amount of transmission, according to the sources.
Still, some vaccinated people could be carrying higher levels of the virus than previously understood and potentially transmit the virus to others, they said.
To read the full CNBC story, click here.
