Fact-checking Biden's claim on mask mandates and vaccination rates - CNN

Per the CDC guidelines, that means vaccinated individuals in New Castle County don't need to wear a mask indoors while DC Mayor Muriel Bowser just reinstated DC's mask mandate starting Saturday.

If you're vaccinated and trying to determine whether the CDC would recommend you wear a mask indoors or if a mask mandate is likely imminent in your area, check the case rate, not the vaccination rate.