Polling conducted as voters entered the 2012 Iowa caucuses shows a clear split between born-again evangelical Christians, who favored Rick Santorum, and other voters, who favored Mitt Romney, according to the Pew Forum on Religion and Public Life.

Among the 57% of Iowa caucus-goers who describe themselves as born-again or evangelical Christians, Santorum finished in first place with 32% support. Ron Paul garnered 18% of the evangelical vote, while Romney, Newt Gingrich and Rick Perry each received 14% of the evangelical vote.

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