Lorin Maazel, Shashi Tharoor

Tonight Stephen welcomes the former UN undersecretary general for communications and public information, and author of The Elephant, the Tiger, and the Cell Phone: The Emerging 21st Century Power, Shashi Tharoor. Also, Stephen talks with the conductor for the New York Philharmonic, Maestro Lorin Maazel about their recent concert in North Korea.