Rick Santorum

Fresh off his big South Carolina win, Republican Newt Gingrich found himself on the defensive Monday as the volatile GOP presidential contest shifted to Florida.

FLORENCE, S.C. (AP) — Seeking to protect his standing here, Republican presidential front-runner Mitt Romney on Tuesday assailed challenger Rick Santorum’s record on voting rights for felons, an issue that resonates strongly with conservatives. Sant ...

SALEM, N.H. (AP) — Each trying to sound every bit the nominee, Republican presidential candidates Mitt Romney and Rick Santorum looked past each other to run down President Barack Obama’s economic policies Thursday as they jockeyed for support in New Hampshire and reached out to voters in conservative bellwether South Carolina...

URBANDALE, Iowa (AP) — Republican presidential hopeful Rick Santorum says for voters interested in a conservative — he’s it. Santorum spoke to an enthusiastic crowd waiting for results in the Iowa Republican caucuses, which turned out to be a surging second place finish, only eight votes behind Mitt Romney...

DES MOINES, Iowa (AP) — The polls show him making some solid gains in Iowa in recent days, and Rick Santorum says he feels “very good” about how he’s doing. He told ABC this morning that he’ll do ‘very well” in tonight’s caucuses...