Rove Exit Creates Crucial Vacancy at the Bush White House

Much of the White House staff reportedly was surprised today when the Wall Street Journal reported that, after 14 years as the President's top political advisor, Karl Rove would resign at the end of the month. Some Democrats say Rove acted above the law. Some Republicans say he should have left before last November's elections. We talk with reporters who've tracked the relationship that helped shape six and a half years of American history.