Immunologist Akiko Iwasaki has gained a huge online following during the pandemic for tweeting out explainers of the latest Covid-19 research, as well as calling out sexism in science. CNN’s Chief Medical Correspondent Dr. Sanjay Gupta talks with Professor Iwasaki about treating Covid long-haulers and what we can do to help women and minorities succeed after an incredibly difficult year.    To learn more about how CNN protects listener privacy, visit cnn.com/privacy