COVID: Then and Now is a KYW Newsradio original monthlong series looking back at the early stages of the coronavirus pandemic in Philadelphia. Reporters revisit the news from exactly one year ago and examine how protocols, restrictions and science have evolved since then. Check back weekdays in March for more.

COVID: Then and Now is a KYW Newsradio original monthlong series looking back at the early stages of the coronavirus pandemic in Philadelphia. Reporters revisit the news from exactly one year ago and examine how protocols, restrictions and science have evolved since then.