Editor's note: CNN's chief political correspondent and anchor Candy Crowley offers an occasional, candid take on the news of the day that others might miss. Check out "State of the Union" with Candy Crowley each Sunday starting at 9 a.m. and noon ET on CNN.
Washington (CNN) - I don't know if Newt Gingrich should, will or even is thinking about getting out of the presidential race. Ditto for Rick Santorum and Ron Paul. I do know there are practical, political and one very big human reason that candidates stay in races past the time many think they should get out.FULL STORY
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