Episode: Ep272: How to Vaccinate the Entire World

As wealthier nations have bought up most of the world’s supply of vaccines, many lower and middle-income countries have been left behind. Today, CNN’s Chief Medical Correspondent Dr. Sanjay Gupta speaks to Dr. Krishna Udayakumar, Director of the Duke University Global Health Innovation Center, about the challenges of getting the vaccine to everyone around the world.  To learn more about how CNN protects listener privacy, visit cnn.com/privacy