Rick Santorum

As Republican presidential candidate Rick Santorum, a devout and unwavering Catholic, battles Mitt Romney in the Michigan primaries, a look at unabashed religion in GOP politics and Santorum's view of church-state. Our guests: Professor Shawn Parry-Giles, University of Maryland College Park; William D’Antonio, fellow at the Institute for Policy Research, Catholic University; and Holly Henderson, Maryland Republican and Santorum supporter.