Only Newt Worries This Candidate

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In a week when former Massachusetts Gov. Mitt Romney joined the 2008 gop presidential primary race and former New York City Mayor Rudy Giuliani started hiring aides to man his bid, allies of front-runner Sen. John McCain suggested that the guy he's most concerned about is former House Speaker Newt Gingrich. The reason: While Giuliani and Romney are moving to the right, Gingrich is already there. But he's not that worried: Gingrich still hasn't decided to run, and it's getting late.

With Kevin Whitelaw and Kenneth T. Walsh