Washington, D.C., Fire and EMS Lt. Keishea Jackson gets a Pfizer coronavirus vaccine shot on Thursday.

WASHINGTON, DC – DECEMBER 17: Kaiser Permanente registered nurse Corie Robinson administers the Pfizer-BioNTech COVID-19 vaccine to DC Fire and EMS Lieutenant Keishea Jackson during a vaccine event at Kaiser Permanente Capitol Hill December 17, 2020 in Washington, DC. (Photo by Shawn Thew-Pool/Getty Images)