Obama and the left on Face the Nation

President Obama found himself trying to rally the liberal base that propelled him into the presidency, a base that seems to have lost much of its enthusiasm for the new president. Bob Schieffer spoke with three veteran office holders to talk about the opposition; Governor Ed Rendell, Governor Bill Richardson and Senator Bernard Sanders. Then; analysis from CBS News Consultant and Democratic Strategist Jamal Simmons. Also; Bob Schieffer comments on Eric Sevareid who brought what some today would consider a novel approach to news analysis.