Turmoil in Arab World: Deepening Divisions or Turning New...

Aired: 3/21/2011 | 0:10:51 | Clip
Jim Lehrer discusses what turmoil in the Middle East and wider Arab world may mean in the long-term with Zbigniew Brzezinski, former national security adviser in the Carter administration, and Brent Scowcroft, who held the same post in the George H.W. Bush administration.