Piers Morgan Tonight: GOP Presidential Candidate Rick Santorum and his wife Karen discuss faith, forgiveness and redemption

On the eve of the South Carolina primary,  Rick and Karen Santorum open up about their faith in the wake of news that has come out surrounding Newt Gingrich’s past marriage. “We all fall,” says the former Senator. “We all need and seek forgiveness.” Asked if she believes in redemption, Mrs. Santorum tells Piers Morgan “Absolutely. That’s a core part of our faith.”

Tune in tonight at 9pm ET/PT as Piers Morgan sits down exclusively with the former senator’s family.