Chris Lambert created a podcast about the 1996 disappearance of college freshman Kristin Smart and it's taken over his life.Chris Lambert would like to get back to making music but he can’t seem to stop chasing a ghost that has haunted him for nearly 25 years. A billboard on the side of the road on California's Central Coast led him on a detour three years ago from his career as a singer-songwriter and recording engineer. He created a podcast about the 1996 disappearance of college freshman Kristin Smart and it's taken over his life. "I can't step away from it...