洪博培
The twelfth Republican debate was held in Drake University in Des Moines, Iowa, and was sponsored by ABC News, WOI-DT, The Des Moines Register and the Iowa Republican Party. It was moderated by Diane Sawyer and George Stephanopoulos. Candidates in attendance were Michele Bachmann, Newt Gingrich, Ron Paul, Rick Perry, Mitt Romney and Rick Santorum. Jon Huntsman, Jr. was not invited as he did not meet the criteria.