'A Very Concerning Shift': CDC Head Warns Of Recent Uptick In COVID-19 Cases
Dr. Rochelle Walensky, director of the Centers for Disease Control and Prevention, said at a Friday briefing that infectious new variants may be threatening to derail the country's recent progress.
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Dr. Rochelle Walensky, director of the Centers for Disease Control and Prevention, said at a Friday briefing that infectious new variants may be threatening to derail the country's recent progress.
Read more on NPR
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