GOP Candidate 2012: Missouri Caucus Results Plus Ron Paul Vs Obama. Missouri Caucus March 17, 2012. This one is for real and will determine which delegates the awarded at the RNC. Ron Paul, Newt Gingrich, Rick Santorum, and Mitt Romney are back on the ballot in Missouri attempting to gain a few more crucial delegates. Special Coverage: Obama versus the Republican Primary Field in head to head match ups. Romney Vs Obama Gingrich Vs Obama Santorum Vs Obama Ron Paul Vs Obama Ron Paul holds the largest head to head election lead, while all of the other GOP candidates are running close. Rick Santorum is the only GOP contender not likely to win vs Obama in our exclusive poll.. GOP Candidate 2012 – Gingrich and Obama Election 2012 Polls : movies and 2012 GOP presidential political election movies, highlighting 2012 Republican Presidential contenders, political media, Republicans primaries, fundraising, and also presidential election 2012 media.