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COVID-19 Vaccine

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AstraZeneca exec on vaccine rollout in U.S.

Millions of doses of the AstraZeneca COVID-19 vaccine are being administered to some of the world's lowest-income countries thanks in part to the global COVAX initiative. The drugmaker plans to request emergency-use authorization for its vaccine from the Food and Drug Administration when the results of its U.S. clinical trial are available in a few weeks. AstraZeneca executive Ruud Dobber spoke with CBSN's Tanya Rivero about the company's vaccination efforts.

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Biden ramps up COVID vaccine production

To help ramp up vaccination efforts, the pharmaceutical company Merck has agreed to help mass-produce Johnson and Johnson's single-dose coronavirus vaccine. President Biden now says there will be enough doses for every adult in the country by the end of May. CBS News correspondent Janet Shamlian reports from Houston, and Dr. Dara Kass, an ER doctor and medical contributor for Yahoo News, joins CBSN's Elaine Quijano to discuss the latest.

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