BCBSRI executive vice president and chief medical officer Matt Collins, M.D., M.B.A., joins us for another round of Ask the Doc Q&A around COVID-19. This time we discuss the Delta variant, as a powerful strain of COVID-19 raises more questions around masking, breakthrough cases in vaccinated people, and possible side effects of the vaccine.Resources mentioned in this episode:health.ri.govcdc.govbcbsri.com/keepinformed