In a candid conversation, Linda Thomas-Greenfield, U.S. ambassador to the United Nations, talks with Carnegie Council President Joel Rosenthal about her role in the UN, the importance of "kindness" in diplomacy, diversity in the Foreign Service, and much more. How do China and the U.S. work together at the UN? How has diplomacy changed under President Biden? And how can the UN stay relevant in 2022? For more, please go to carnegiecouncil.org.