Wafaa El-Sadr, MD, MPH, MPA gives an update on COVID-19 in her interview on The Brian Lehrer Show.

Wafaa El-Sadr, MD, MPH, MPA, university professor of epidemiology and medicine at Columbia University Mailman School of Public Health and director of ICAP at Columbia University, talks about the latest COVID news and shares her thoughts on outdoor masking, the safety of travel, case rates and more.

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