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The science behind potential COVID-19 vaccines

How a COVID vaccine might work -- and the challenges of distributing it

11/09/2020

PBS News Hour

The science behind potential COVID-19 vaccines

Clip: 11/9/2020 | 5m 18sVideo has Closed Captions

How a COVID vaccine might work -- and the challenges of distributing it

As drug companies around the world rush to develop candidates for coronavirus vaccines, Pfizer announced encouraging early data from its own trials Monday. What do the preliminary results show, and even if they are borne out, what challenges remain with regard to production and distribution of the vaccine? Science correspondent Miles O’ Brien joins William Brangham to discuss.

11/09/2020

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Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...

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