John Wherry of the Perelman School of Medicine said the U.S. should be keeping an eye on BA.2, the subvariant of COVID-19 behind a surge in parts of Europe and Asia. “It’s unlikely that we need national reintroduction of mitigation measures, but we should have local awareness of what’s happening in our communities and how to actually reintroduce masks or other measures,” he said.

March 17, 2022 ・ From KYW Newsradio (Philadelphia)