cellmate has come forward. and he has said that bradford is very angry at you, and he is talking about making plans to murder you and your family. >> of course in lewin's line of work idle threats from resentful jailbirds were not exactly new. but this bill bradford guy caught his attention. he seemed as cold-blooded as they come. so lewin went to talk to the informant. >> normally, if somebody comes to you with a story like that, they want a little time off their sentence or something. >> they want something, absolutely. so -- >> not this guy? >> nothing. one of the first thing i asked is why are you coming forward? and he said, "um, i hate the guy. i couldn't believe how he would talk about his wife and how he killed her." and he said, "now he's talking about killing somebody else's family, and i just couldn't stay quiet." >> lewin polygraphed the