Tracking the GOP race to 2012

Mitt Romney will travel to Iowa as part of his upcoming book tour to promote "No Apology: The Case for American Greatness" after its March 2 release, including a stop in Des Moines and a speech at Iowa State University in Ames; Newt Gingrich appeared on Fox News to press his case for profiling in airport security; and Newsweek takes a look at Haley Barbour's chances of winning the White House.