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Is COVID-19 airborne? The CDC said yes, then no

We sort through the controversy caused by the U.S. Centers for Disease Control and Prevention having updated, then removed, a warning about the airborne spread of COVID-19.
A man wears a face mask as he looks at a COVID-19 information sign in Montreal, Sunday. The Centers for Disease Control and Prevention in the U.S. has taken down from its website information about risk of COVID-19 transmission through aerosols, which is says was posted in error. (Graham Hughes/The Canadian Press)

This weekend, the U.S. Centers for Disease Control and Prevention sparked a major controversy after updating, then removing, a warning about the airborne spread of COVID-19. Today, CBC News senior health writer Adam Miller joins us to explain why this has reignited questions about just how easily COVID-19 travels through the air and whether the CDC is being influenced by the president's political goals.

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