Election 2012: Rick Santorum has ended his candidacy, meaning that Mitt Romney is likely to be the Republican nominee. How did this happen, and what will it mean for the election? Find out in our Special Report.
Why did Mitt Romney say he'd "won by enough"? Did Rick Santorum's controversial statements hurt him? What does the automobile industry have to do with the election? And why is March 6 called Super Tuesday? Find out in our Special Report on Election 2012.
Mitt Romney has found his message: he is the next Ronald Reagan. But can he paint Barack Obama as Jimmy Carter, a president not in control of the economy, unable to project American power abroad and at odds with his advisers?