A number of new COVID-19 strains have arisen over the past month, stirring concern that current treatments and vaccines will not be effective. Those concerns are largely unfounded, Dr. Rochelle Walensky told "Face the Nation" host Margaret Brennan.
Peter Aitken, FOX News: Politics
Sun, 01/17/2021 - 11:52am
A number of new COVID-19 strains have arisen over the past month, stirring concern that current treatments and vaccines will not be effective. Those concerns are largely unfounded, Dr. Rochelle Walensky told "Face the Nation" host Margaret Brennan.