not just that jim huden gave it to him, but that he taught jim huden to fire the weapon, and that jim back to him just a few days after the murder of russel douglas. if you had had that information before you went to florida, you could have brought jim huden back in cuffs. you bet. instead, now you've got the proof, and jim huden's nowhere to be found. right, we have all we need. now we just need jim. josh mankiewicz: coming up-- with jim out of the picture, his lover, peggy thomas, needs a new man, a millionaire cowboy who's about to be taken for a wild ride. mark allen: she said, but i didn't have nothing to do with it. and i said, well, did you take a lie detector? she said, no, my lawyer told me not to. and i went, if you're innocent, why wouldn't you take a lie detector? and she never gave me a good answer. i looked in her eyes and i-- i mean, she is evil. josh mankiewicz: when "dateline" continues. are you ready to take your then you need xfinity xfi.? a more powerful way to stay connected. it gives you super fast speeds for all your devices, provides the most wifi coverage for