Republican Presidential candidates, left to right, Rick Santorum, Rick Perry, Mitt Romney, Newt Gingrich, Ron Paul and Michele Bachmann pause for a photo prior to the start of the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Rick Perry takes part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Newt Gingrich takes part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Mitt Romney takes part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Ron Paul takes part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Michele Bachmann takes part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Ron Paul takes part in the ABC News GOP Debate, at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Mitt Romney takes part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Michele Bachmann waves next to Newt Gingrich (L) and Ron Paul at the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Rick Santorum takes part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Moderator Diane Sawyer and George Stephanopoulos greet the candidates at the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Moderator Diane Sawyer listens as George Stephanopoulos asks a question during the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Michele Bachmann and her husband Marcus Bachmann exit the stage aftger the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Michele Bachmann with her husband Marcus Bachmann thanks moderator Diane Sawyer after taking part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidates, left to right, Rick Santorum, Rick Perry, Mitt Romney, Newt Gingrich, Ron Paul and Michele Bachmann pause for a photo prior to the start of the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Rick Perry takes part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Ron Paul takes part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
Republican Presidential candidate Ron Paul takes part in the ABC News GOP Debate at Sheslow Hall on the campus of Drake University, Saturday December 10, 2011 in Des Moines, Iowa. The Iowa Caucus for the Republican presidential nomination is less than a month away on January 3, 2012. UPI/Steve Pope | License Photo
