Dr. Anthony Fauci, Director of the National Institute of Allergy and Infectious Diseases at the National Institutes of Health, listens during a Senate Senate Health, Education, Labor, and Pensions Committee Hearing on the federal government response to COVID-19 Capitol Hill in Washington, Sept. 23, 2020. Fauci is recommending masks at Thanksgiving gatherings if the coronavirus status of people is unknown. (Graeme Jennings/Pool via AP)