Coronavirus: The Vaccines: A CNN Global Town Hall

CNN's Anderson Cooper and Dr. Sanjay Gupta host a global town hall with Dr. Anthony Fauci about the latest developments on new Covid-19 vaccines and the coronavirus pandemic. Also, Gupta describes how the new Covid-19 vaccines work. They are joined by Dr. Thomas and Susan Froelich, who explain their participation in the Moderna Covid-19 vaccine trial. Lastly, Dr. Leana Wen joins them to answer questions about the coronavirus.