Santorum Dings Cain in Iowa Faith and Freedom Confab

Ex-PA Sen. touts his economic solution, pokes at Georgian's signature plan: "I call it my 0-0-0 plan. 'Cause zero is better than nine."

Looks past fight over the American Jobs Act: "If our battle in this election...is whether we're going to cut taxes for high-income people or not, we're not going to unite this country."

Delivers passionate speech recalling struggle over his infant son's death.

Frequently references his Senate policy record, foresight on Iran.

Questions other candidates: "Did they fight those fights when they had the opportunity to support those fights?"