Santorum looks for rebound in Louisiana

AP Photo/Jason Minick

Republican Presidential candidate, former Sen. Rick Santorum, greets Lee Spangler of Lewisburg, Pa., after speaking at the Pennsylvania Leadership Conference in Camp Hill, Pa., Saturday. There's little more than four weeks to go until the Pennsylvania presidential primary on April 24. The conference is the state's largest annual gathering of conservatives.

WASHINGTON — Rick Santorum looked for a win in Louisiana's primary Saturday to boost his Republican presidential campaign while front-runner Mitt Romney braced for an expected loss.

No matter who wins the...