FILE – In this Feb. 19, 2021, file photo, people wait in line at a 24-hour, walk-up COVID-19 vaccination clinic hosted by the Black Doctors COVID-19 Consortium at Temple University’s Liacouras Center in Philadelphia. At least for now, U.S. health authorities say after being vaccinated, people should follow the same rules as everybody else about wearing a mask, keeping a 6-foot distance and avoiding crowds even after they’ve gotten their second vaccine dose.
