Face masks: they don’t just catch Covid, they also catch plenty of controversy. But what does the science have to tell us about them and how much protection they could bring to this pandemic? On this edition of KCBS In Depth we dig into the latest and greatest mask science with a local health expert to find some answers. 

Guest:

Dr. Krutika Kuppalli, a Bay Area infectious disease physician and also a biosecurity fellow with the Johns Hopkins Center for Health Security

Host: Keith Menconi