Concerns About Variants, Pandemic Politics, Western Wildfires : Up First As the CDC tracks the delta variant and tells vaccinated Americans in high-risk areas to mask up, experts are warning about further mutations of the coronavirus. President Biden is adapting his messaging to the changing pandemic. And an update on wildfires tearing across many western states.

Concerns About Variants, Pandemic Politics, Western Wildfires

Concerns About Variants, Pandemic Politics, Western Wildfires

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As the CDC tracks the delta variant and tells vaccinated Americans in high-risk areas to mask up, experts are warning about further mutations of the coronavirus. President Biden is adapting his messaging to the changing pandemic. And an update on wildfires tearing across many western states.