FDA Authorizes First Covid-19 Vaccine

The Food and Drug Administration has authorized a vaccine by Pfizer and BioNTech that will start reaching the most at-risk Americans today. CNN Chief Medical Correspondent Dr. Sanjay Gupta talks through the final hurdles the vaccine had to clear over the weekend. To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices