CHICAGO—Image-conscious afternoon television host Jerry Springer formally announced Saturday that he has signed golf superstar Tiger Woods to a four-year, $25 million endorsement deal, ensuring that The Jerry Springer Show will have the backing of Woods’ now-considerable white-trash marketing power for the foreseeable future. “Let’s face it, Tiger is now the most marketable and well-liked athlete for my audience,” Springer said. “He’s someone who exhibits many of the lowlife qualities our show presents on a daily basis. It’s an honor