January 4, 2012
Republican presidential candidate, former Massachusetts Gov. Mitt Romney, greets supporters at his caucus night rally in Des Moines, Iowa, Tuesday, Jan. 3, 2012.
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Mitt Romney's whisker-thin Iowa caucus victory was underwhelming in scope and anti-climactic in its finality. But it moves him closer to the Republican presidential nomination chiefly because of who finished fourth and fifth.