Covid-19 vaccines are coming out faster than many thought possible. But distributing the vaccines could be an even tougher challenge.
Transcript at vox.com/todayexplained.
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Covid-19 vaccines are coming out faster than many thought possible. But distributing the vaccines could be an even tougher challenge.
Transcript at vox.com/todayexplained.
Learn more about your ad choices. Visit podcastchoices.com/adchoices