Experiencing confusion over CDC guidelines? Dr. Sajal Tanna of Northwestern Medicine explains what you need to know

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Chicago Mayor Lori Lightfoot wears a mask as she attends a news conference in Hall A of the COVID-19 alternate site at McCormick Place in Chicago, Friday, April 10, 2020. The “alternative care facility” is designed to relieve pressure on city hospitals from rapidly mounting COVID-19 cases. (AP Photo/Nam Y. Huh)

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With new CDC guidelines for vaccinated Americans, there has been some confusion over when and where to wear masks and what activities are safe. Dr. Sajal Tanna from Northwestern Medicine joins John Landecker to break down what you need to know.

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