COVID-19

Fauci: U.S. taking 'intensive' look at variant of coronavirus

Dr. Anthony Fauci receives the COVID-19 vaccine
Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, speaks as he holds up his sleeve in preparation to receive his first dose of the COVID-19 vaccine at the National Institutes of Health on Dec. 22 in Bethesda, Maryland.
Patrick Semansky | Pool | AFP via Getty Images