Republican presidential candidates are campaigning heavily in towns all around Iowa in the days leading up to the first presidential caucus on January 3.
Republican presidential candidate Mitt Romney speaks during a campaign stop at the Music Man Square in Mason City, Iowa, Dec. 29, 2011. (AP)
Candidate Michele Bachmann meets with patrons at the Nodaway Diner in Greenfield, Iowa. (AP)
Candidate Ron Paul receives makeup prior to an interview at a campaign stop in Sioux Center, Iowa, Dec. 30, 2011. (AP)
Supporters huddle against the early morning cold waiting to hear Mitt Romney speak at a Hy-Vee grocery store in West Des Moines, Iowa. (AP)