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Vaccines

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Moderna says COVID vaccine is effective in kids

Millions of children under the age of 12 could be eligible for a COVID-19 vaccine in just a matter of weeks. Moderna says a low dosage of its coronavirus vaccine is safe and appears effective in kids age 6 to 11. Meanwhile, an FDA committee will meet Tuesday to discuss whether to approve Pfizer's vaccine for children. CBS News correspondent Meg Oliver has the latest. Then, Dr. Shikha Jain, assistant professor of medicine at the University of Illinois Chicago, joins CBSN's Elaine Quijano to discuss.

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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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