Santorum takes step toward 2012 presidential run

Santorum takes step toward 2012 presidential run: "THERE'S AN OLD saying in politics, that as Pennsylvania doesn't go, so goes the nation six years later. OK, actually there's no such saying, but that's the theory behind former Pennsylvanian Rick Santorum's audacious new career move: seeking the 2012 GOP presidential nomination by rallying social conservatives, who tend to be strongest outside the ex-senator's supposed home base."