South Korea's Foreign Minister Kang Kyung-wha joins Christiane Amanpour to discuss how her country is handling Covid-19, North Korea, and the incoming Biden administration. Then, singer and actress Cher talks about her love for a recently rescued elephant, and takes a look back on her life and career. Former white nationalist Derek Black talks to Michel Martin about his transformative journey.To learn more about how CNN protects listener privacy, visit cnn.com/privacyLearn more about your ad choices. Visit podcastchoices.com/adchoices