Fauci, top infectious disease expert, to retire in December

FILE - President Joe Biden speaks about the COVID-19 variant named omicron, in the Roosevelt Room of the White House, Nov. 29, 2021, in Washington, as Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases listens. Fauci, the nation's top infectious disease expert who became a household name, and the subject of partisan attacks, during the COVID-19 pandemic, announced Monday he will depart the federal government in December after more than 5 decades of service.  (AP Photo/Evan Vucci, File) 
              FILE - Dr. Anthony Fauci, Director of the National Institute of Allergy and Infectious Diseases, holds his face mask in his hands as he attends a House Committee on Appropriations subcommittee hearing on about the budget request for the National Institutes of Health, May 11, 2022, on Capitol Hill in Washington. Fauci, the nation's top infectious disease expert who became a household name, and the subject of partisan attacks, during the COVID-19 pandemic, announced Monday he will depart the federal government in December after more than 5 decades of service. (AP Photo/Jacquelyn Martin, File)