CNBC's Meg Tirrell joins 'Closing Bell' to discuss the Biden administration's plans to buy 500 million Pfizer vaccines to donate to low-income countries that have little access to vaccines. For access to live and exclusive video from CNBC subscribe to CNBC PRO: https://cnb.cx/2NGeIvi The U.S. will buy 500 million more doses of the Pfizer Covid-19 vaccine to share through the global COVAX alliance for donation to 92 lower-income countries and the African Union over the next year, a person familiar with the matter said Wednesday. President Joe Biden was set to make the announcement Thursday in a speech before the start of the Group of Seven summit. Two hundred million doses — enough to fully protect 100 million people — would be shared this year, with the balance to be donated in the first half of 2022, the person said. » Subscribe to CNBC TV: https://cnb.cx/SubscribeCNBCtelevision » Subscribe to CNBC: https://cnb.cx/SubscribeCNBC » Subscribe to CNBC Classic: https://cnb.cx/SubscribeCNBCclassic Turn to CNBC TV for the latest stock market news and analysis. From market futures to live price updates CNBC is the leader in business news worldwide. The News with Shepard Smith is CNBC’s daily news podcast providing deep, non-partisan coverage and perspective on the day’s most important stories. Available to listen by 8:30pm ET / 5:30pm PT daily beginning September 30: https://www.cnbc.com/2020/09/29/the-news-with-shepard-smith-podcast.html?__source=youtube%7Cshepsmith%7Cpodcast Connect with CNBC News Online Get the latest news: http://www.cnbc.com/ Follow CNBC on LinkedIn: https://cnb.cx/LinkedInCNBC Follow CNBC News on Facebook: https://cnb.cx/LikeCNBC Follow CNBC News on Twitter: https://cnb.cx/FollowCNBC Follow CNBC News on Instagram: https://cnb.cx/InstagramCNBC https://www.cnbc.com/select/best-credit-cards/ #CNBC #CNBCTV