Heavyweight Contenders

The morning after Super Tuesday, NPR’s Mara Liasson explains about what the election results mean. Then Columbia University President Lee Bollinger talks about protecting campus diversity as the Supreme Court prepares to hear a case challenging affirmative action. Plus: author David Rothkopf discusses his new book Power, Inc.: The Epic Rivalry Between Big Business and Government--and the Reckoning That Lies Ahead; and Olympic hopeful, boxer Marcus Browne, tells us about being a contender.