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How to stay safe, avoid transmission as omicron spreads around the country06:27
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A protective surgical face mask (Lionel Bonaventure/AFP via Getty Images)
A protective surgical face mask (Lionel Bonaventure/AFP via Getty Images)

The country's top infectious disease doctor says Americans are headed toward a difficult winter as the omicron variant spreads. Dr. Anthony Fauci is calling the virus "extraordinary" and says its rapid transmission means it's "going to take over."

So what does that mean for holiday gatherings, indoors and outdoors? Should we wait six months after our second vaccine to get boosted?

Dr. Peter Hotez, co-director of the Center for Vaccine Development at Texas Children's Hospital, joins host Tonya Mosley to lay out what we know about this new variant.

This segment aired on December 20, 2021.

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