ASSOCIATED PRESS
President Joe Biden looks on as Washington, D.C. firefighter and EMT Gerald Burn receives a vaccination, during an event to commemorate the 50 millionth COVID-19 shot, in the South Court Auditorium on the White House campus, Thursday, Feb. 25, in Washington. From left, Biden, Vice President Kamala Harris, White House COVID-19 Response Coordinator Jeff Zients, Burn, registered nurse Elizabeth Galloway, and director of the National Institute of Allergy and Infectious Diseases Dr. Anthony Fauci.