Former Massachusetts Gov. Mitt Romney
Ever-unflagging, he showed he plans to fight with fervent determination until there is a nominee — himself or McCain, whom he seemed to consider the only other candidate on the stage. Equally heated when defending himself against attacks (including the standard flip-flopping accusations) and when going after McCain. But in his final pre-Super Tuesday chance to confront his chief rival face-to-face, he was bogged down by frustration, distraction, and drift. He knows what he wants to say and what he has to say, but he was unable to make a strong case against McCain in a personable, consistent, persuasive way,
— by Mark Halperin