Vaccinations, masks, Delta: Why we're at a ‘critical point’
Clip: 08/01/2021 | 8m 38s
Surges in Delta cases across the nation have changed and undone some of the progress made against the COVID-19 pandemic: the CDC has advised fully vaccinated people to remain cautious and even wear masks indoors. Jessica Malaty Rivera, an infectious disease epidemiologist and research fellow at Boston Children’s Hospital joins to discuss the potential risks posed by the Delta variant.
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