Republican Candidates Face Off in Iowa Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Republican presidential candidates Mitt Romney, Michele Bachmann and Tim Pawlenty take the stage for a debate at Iowa State University on August 11, 2011. ( Chip Somodevilla/Getty Images / Getty ) Produced by Kristen Meinzer Produced by PRI and WNYC