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Pandemic

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COVID-19 viral loads and infectiousness

The amount of coronavirus particles someone has can be an indicator of how likely they to spread the disease, but it's not a perfect measurement. Philip Kiefer, staff writer at Popular Science magazine, spoke with Anne-Marie Green and Vladimir Duthiers on CBSN about what a patient's viral load can show, and how the Provincetown, Massachusetts, outbreak this summer changed our understanding of the virus' ability to spread among people who are vaccinated.

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Biden touts infrastructure plan in Pennsylvania

President Biden visited Scranton, Pennsylvania, on Wednesday to promote key aspects of his economic agenda to working class Americans. Back in Washington, Democrats are inching closer to an agreement on a spending bill for investments in social and climate infrastructure. CBS News senior White House correspondent Weijia Jiang joins CBSN's Lana Zak with the latest on negotiations, as well as voting rights reform and pediatric COVID-19 vaccines.

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