David Sanger, chief Washington correspondent for The New York Times, joins Kerry Nolan to discuss the resignation of President Hosni Mubarak of Egypt, as well as the final, tense call between President Obama and Mubarak nearly two weeks before he left office. After more than two weeks of protests against the regime, Egypt and the world are trying to figure out what's next. Sanger weighs in how this question worries other countries in the region.