B.1.1.7 variant now 10% of US cases—and cases are once again ticking up

Enlarge / President Joe Biden, first lady Jill Biden, Vice President Kamala Harris, and second gentleman Doug Emhoff participate in a moment of silence and candle light ceremony at sundown…

Continue Reading B.1.1.7 variant now 10% of US cases—and cases are once again ticking up