What the U.S. can — and cannot — do for vaccine equity per the State Department

The U.S. has given 200 million COVID-19 vaccine doses to countries in need and has said it will give a total of 1.1 billion by 2022. Yet public health specialists say several more billion doses are needed around the world. Steve Inskeep of NPR's Morning Edition interviewed Gayle Smith, coordinator for global COVID response and health security at the U.S. State Department, to learn more about global vaccine distribution.

Is the United States doing enough to share