Obama-Xi meeting most important since Nixon and Mao?

The New York Times' David Sanger, the Washington Post's Rajiv Chandrasekaran, Harvard's Joseph Nye, and CBS News State Department Correspondent Margaret Brennan discuss the recent "shirtsleeves summit" where President Obama and Chinese leader Xi Jinping sought a more informal dialogue, with Nye calling it the most important meeting between American and Chinese leaders since Nixon and Mao.