A crowd of prominent Republicans is supposedly thirsting to run against President Obama next year, but they've waited a long time to make that final commitment. Now, Newt Gingrich says he'll take the plunge. Will that make others dive in? Also, the Mississippi River crest nears Memphis, and the US wants to talk with Osama bin Laden's three widows.
How the 2012 GOP Field Is Stacking Up
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