doug bradford. about him and she vaguely remembered something lynn mentioned in the letter. >> saying that doug was no longer coming to the wedding. >> okay. >> and he was on the backburner. i put it out of my mind because i had all this wedding to organize. i knew -- obviously, he didn't like her fire too much. >> reporter: this was the first bit of heat on a cold trail. they gave dug a call. he lived with his parents. he sounded shy but agreed to meet at the house. where, it turned out, doug bradford had a lot to say. coming up -- what's the kind of tricks cops always use in a movie. >> they are not going to tell him that she's dead. when'dateline'continues. cpr is not mouth to mouth. it's mouth to stoma. (shawn) be very careful shaving. (announcer) you can quit. call 1-800-quit-now for help getting free medication. are you tired of clean clothes that just don't smell clean? downy unstopables in-wash scent boosters keep your laundry smelling fresh waaaay longer than detergent alone. if you want la