Illinois Coronavirus Updates: First Doses of Vaccine Administered Across the State © Bloomberg via Getty Images A healthcare worker receives the Pfizer-BioNTech Covid-19 vaccine at George Washington University Hospital in Washington, D.C., U.S., on Monday, Dec. 14, 2020. Note: Any news conferences from Gov. J.B. Pritzker, Chicago Mayor Lori Lightfoot or other officials will be streamed in the video player above. Illinois and Chicago health officials oversaw the administration of the first doses of Pfizer's coronavirus vaccine in the city and state Tuesday, given to health care workers at m...