Video: Obama's Shadow Operation - NYTimes.com More Politics News Many Republicans in Iowa have strong feelings about the candidate they are supporting for president, but many others have looked at the field and just can't make up their mind. As the Iowa caucuses near, voters are preparing to choose their candidates. Just don't ask them to sound happy about it. In Iowa, Romney Fights to Become Caucus Favorite Just as confidence had been rising among Mitt Romney and his aides that they could pull off a win in Iowa, Rick Santorum emerged as the latest in a rotating cast of surging alternatives.