In delta breakthrough infections, vaccinated people can still transmit Covid, U.S. Surgeon General Dr. Vivek Murthy tells Closing Bell. This is different than previous strains of Covid, he says, leading the CDC to modify its guidance about fighting the virus.
By: CNBC Television
Title: Why the CDC says the war has changed on Covid
Sourced From: www.youtube.com/watch?v=DxDxGtkc0_A
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