Airdate January 3, 2021: Fareed talks to incoming National Security Adviser Jake Sullivan about the global challenges the Biden administration will face. Are the U.S. and China entering a cold war? Can the President-elect revive the Iran nuclear deal? What will his policies toward Russia and the Middle East be? And what kind of cooperation is team Biden getting from team Trump? Get to know the man who will soon have one of the key jobs in the White House.   GUESTS: Jake Sullivan To learn more about how CNN protects listener privacy, visit cnn.com/privacy