Louisiana Primary

CAMP HILL, PA - MARCH 24: Republican presidential candidate, former U.S. Sen. Rick Santorum speaks during a campaign stop at the Pennsylvania Leadership Conference March 24, 2012 in Camp Hill, Pennsylvania. Rick Santorum is campaigning in Pennsylvania and Wisconsin as Republican primary elections are being held today in Louisiana. (Photo by Jessica Kourkounis/Getty Images)

Santorum Tops Romney In Louisiana Primary

Rick Santorum won the Louisiana Republican presidential primary Saturday, beating front-runner Mitt Romney in yet another conservative Southern state.