Dr. Vin Gupta: ‘Universal masking could save 100,000 lives by the end of the year’

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NBC News medical contributor Dr. Vin Gupta joins the 3rd hour of TODAY via video call to talk about the surge in coronavirus cases across the country, how the virus is affecting young people and the importance of a mask mandate. “Universal masking could save 100,000 lives by the end of the year if 100% of individuals do it, at minimum 95%,” he said.