JOHNSTON, IA - JANUARY 03: Republican presidential hopeful and former U.S. Sen. Rick Santorum walks on stage before addressing a crowd at the Stoney Creek Inn on January 3, 2012 in Johnston, Iowa. ... more 
JOHNSTON, IA - JANUARY 03: Republican presidential hopeful and former U.S. Sen. Rick Santorum walks on stage before addressing a crowd at the Stoney Creek Inn on January 3, 2012 in Johnston, Iowa. Santorum, who was polling in the single digits until recently, is expected to finish first or second in today's Iowa caucus. (Photo by Andrew Burton/Getty Images) less 
1 / 29
Getty Images | Photo By Andrew Burton / Getty Images
Wed, Jan 4, 2012 12:33 AM EST