Republican Candidates Butt Heads In Iowa By NPR Staff Published August 12, 2011 at 10:00 AM MDT Facebook Twitter LinkedIn Email Flipboard Your browser doesn’t support HTML5 audio Republican presidential candidates participated in the Iowa GOP/Fox News Debate at the CY Stephens Auditorium in Ames, Iowa, Thursday. From left, former Sen. Rick Santorum (R-PA); businessman Herman Cain; Rep. Ron Paul (R-TX), former Massachusetts Gov. Mitt Romney; Rep. Michele Bachmann (R-MN); former Minnesota Gov. Tim Pawlenty; former Utah Gov. Jon Huntsman; former House Speaker Newt Gingrich.Charlie Neibergall Copyright 2011 NPR