Republican presidential candidate and former Pennsylvania senator Rick Santorum speaks to supporters at Chillicothe High School in Chillichothe

 
Republican presidential candidate and former Pennsylvania senator Rick Santorum speaks to supporters at Chillicothe High School in Chillichothe
Republican presidential candidate and former Pennsylvania senator Rick Santorum speaks to supporters at Chillicothe High School in Chillichothe, Ohio March 2, 2012. Santorum is campaigning in Ohio for the Republican primary elections on March 6. REUTERS/Aaron Bernstein (UNITED STATES - Tags: ELECTIONS POLITICS)