White House COVID-19 Response Coordinator Ashish Jha, Chief Medical Advisor to the President Dr. Anthony Fauci, Surgeon General Dr. Vivek Murthy and Secretary of the Department of Health and Human Services Xavier Becerra joke with U.S. President Joe Biden before he received an updated coronavirus vaccine booster shot onstage in an auditorium on the White House campus in Washington, U.S. October 25, 2022. REUTERS/Jonathan Ernst