San Francisco could be the first major city in the U.S to reach herd immunity.
Kenny Choi explains why.
San Francisco could be the first major city in the U.S to reach herd immunity.
Kenny Choi explains why.
The state’s top public health director says Arizona might be one of the states that will help reach President Joe Biden’s goal..
Masks are coming off in Ohio, Kentucky and Indiana, thanks to widespread availability of the COVID-19 vaccine. But none of the..