Republican presidential candidate and former Pennsylvania Senator Santorum delivers a speech to supporters in Nashville

 
Republican presidential candidate and former Pennsylvania Senator Santorum delivers a speech to supporters in Nashville
Republican presidential candidate and former Pennsylvania Senator Rick Santorum delivers a speech to supporters during an event at the Curb Center on Belmont University's campus in Nashville, Tennessee, a few days ahead of Super Tuesday voting, February 29, 2012. Super Tuesday voting takes place on March 6. REUTERS/Harrison McClary (UNITED STATES - Tags: POLITICS ELECTIONS)