Why do vaccinated people need to mask? See Gupta's answer
CNN's Dr. Sanjay Gupta discusses the CDC's updated guidance that recommends fully vaccinated people wear masks indoors in areas with "substantial" and "high" transmission of Covid-19.
from CNN.com - RSS Channel - App International Edition https://ift.tt/3f11QOq
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from CNN.com - RSS Channel - App International Edition https://ift.tt/3f11QOq
https://ift.tt/eA8V8J
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