Republican Gov. Scott Walker won his recall election in Wisconsin, but exit polls indicated 18 percent of his supporters would vote for President Obama over Republican nominee Mitt Romney in the fall. Federal Reserve Chairman Ben Bernanke said the central bank was "prepared to take action on the flagging U.S. economy. Senate Republicans blocked a Democratic bill calling for equal pay in the workplace. John Dickerson of Slate, Shawna Thomas of NBC News and Jerry Seib of The Wall Street Journal join Diane for a discussion of the week's top national news stories.