A quick-thinking transit worker saved a commuter's life in this close call, caught on tape. John O'Connor is a supervisor with Bay Area Rapid Transit in Oakland, California. When he saw a man slip onto the tracks just as a train was approaching the station, he says he didn't have time to think. His instincts kicked in and he grabbed the man and pulled him to safety. He's being hailed a hero, but he doesn't quite see it that way. InsideEdition.com's Mara Montalbano has more.