A few snapshots from the Republican presidential candidate campaigns in Battleground Iowa today:

Republican presidential candidate and former Speaker of the House Newt Gingrich wipes away a tear while speaking about his deceased mother during a question and answer forum put together by Moms Matter 2012 at Java Joe's, a coffee shop, on December 30, 2011 in Des Moines, Iowa. The GOP presidential contenders are crisscrossing Iowa in the final stretch of campaigning in the state before the January 3rd caucus, the first test the candidates must face before becoming the Republican presidential nominee. (Andrew Burton/Getty Images)

Supporters of Republican presidential candidate and former Massachusetts Governor Mitt Romney, Marcela Yochum (C) and her son Scott (top), huddle against the cold rain during a campaign rally in West Des Moines, Iowa December 30, 2011. (Reuters/Rick Wilking)

Republican presidential hopeful U.S. Rep Ron Paul (R-TX) looks on during a town hall meeting at the Le Mars Convention Center on December 30, 2011 in Le Mars, Iowa. (Justin Sullivan/Getty Images)

Republican presidential candidate and former Massachusetts Governor Mitt Romney speaks at a campaign rally in Ames, Iowa December 29, 2011. (Reuters/Brian Snyder)