here's dennis murphy with "unspeakable." dennis murphy (voiceover): the scented candles were lit, the jacuzzi jets turned on high. it was a belated anniversary evening, but not some big blowout. sandra and jamie really weren't that kind of couple. they were just always so kind to each other and always very respectful. dennis murphy (voiceover): it was really the start of a life victory lap for the two. they'd raised a daughter, juggled all the usual things that families do, and now retirement for jamie was right around the corner. they sat there, and they talked about the future and what they were looking forward to. dennis murphy (voiceover): but the future for these two would last no longer than the flame on that candle. by the next afternoon, there would be blood-- lots of it. somehow, someone had turned a cozy celebration into a monstrous crime scene. it was just-- it was horrible. what in the world had happened in that house? i have no idea. dennis murphy (voiceover): the story of the two begins as high school meet cute

dennis murphy: now here he'd been tied up-- right. dennis murphy: --in the homicide.did you think, well, is this a sex game gone wrong? we had brought it up to her. and i did confront her with that during the interview. i just found it odd that the way he finds pleasurable, he's killed in the same way. dennis murphy (voiceover): because she was the spouse, the questions for narcy got sharper as the night wore on. was she in on the murder? dennis murphy (voiceover): all the while, may had been outside eavesdropping on her mother's interrogation, getting chills. just listening to her talk to detectives, nothing was making sense. dennis murphy (voiceover): when she heard her mother describe tripping over the body and reaching down to touch ben, alarms went off. she'd seen her mother shortly after that. i'm looking at her, and there is no blood on her. in a scene that was described to you as a bloodbath. as a bloodbath, correct. and i'm looking at her from head to toe. there's-- but you don't see any evidence on her. i don't see any evidence on her. what are you thinking?

dennis murphy: what had he deleted? a lot of text messages. dennis murphy: to whom?rwood. sirius underwood was by far the one he was in contact the most. what's your thinking? when we first talked to josh, he never mentioned sirius underwood. why would they be lying to us about that? dennis murphy (voiceover): why, indeed? the story told by the phones, the concealed relationship, fed a growing theory of the crime, that they were looking at a long distance killing between ohio and alaska. if that was their case, then technology was going to be as valuable to them as dna or bloody fingerprints. the first big question-- did the killer, assuming he was a man, have a phone on him when he did the shooting? and what tower near the murder scene had the phone pingedff we had tons of-- and i'm not exaggerating-- thousands upon thousands upon thousands of phone calls that hit all these various towers. dennis murphy (voiceover): in that electronic haystack, a sharp-eyed cop noticed a call around the time they believed brandy was killed. it was made from a number with a 310 area

dennis murphy: this woman was a stripper back then and a regular at denny's place.rs, she denied being there the night hannah died. but just months before the second trial, she changed her story, saying now she was there that night >> reporter: this woman was a stripper back then and a regular at denny's place. for 12 years, she denied being there the night hannah died. just months before the second trial, she changed her story. saying now she was there that night and had not spoken up earlier because she had been afraid. >> while you are there, what did you observe and hear and see? >> they were in the bedroom. >> did you know what was going on in the bedroom? >> i had a good idea. i knew they were messing around and i heard her make weird sounds. i don't want to be part of a crime scene. >> reporter: would you believe the kids? >> 10 or 13 years later i think you look at somebody for who they are when they come before you. the jury can believe some all or none of what the people testify to. >> reporter: and then there were expert witnesses like this pathologist wh

dennis murphy (voiceover): the camera always liked karen pannell. and hard to forget, just ask her >>> the camera always liked karen pannell. she was both hard to miss and hard to forget. just ask her boyfriend, timothy permenter, who was smitten right away when he met her at the vw dealership where he worked. what did you think of her? >> oh, she was gorgeous. she was beautiful. >> you were pinching yourself? you thought you were the luckiest guy around then? >> i thought she was the person i could settle down with. >> settling down hadn't been a part of karen's growing up. she and her five brothers had been raised as military brats and moved bases a lot. and now that family was gathering from far flung parts of the country for her funeral. shocked and in mourning for the lost sister who had long been their glue. >> all the boys kind of got involved in their own stuff, but then there was karen. she was really what connected all of us to the family unit. >> what does that tell us about her? >> she was a lot more important to us than we knew. i think

dennis murphy (voiceover): march 11, 2012, spring was still officially days away, but in draper, utah, its promise was clear. morning dew on the brush, the crisp air, the sun rising over the wasatch mountains, it should have been a beautiful day, but for a jogger on the jordan river parkway that morning, it was anything but. >>> the crisp air, >>> the crisp air, the sun rising over the wasatch mountains, it should have a beautiful day. but for a jogger on the jordan river parkway that mormon morning, it was anything but. >> 911, what is your emergency? >> you know, i'm-- i'm not real sure, i met the river bottom, and there's some pools of blood, and right by the river there is a shoe. >> sergeant chad was the first on the scene. >> we called forensics out and we did a perceptive test, which was able to tell us that it actually was human blood. >> human blood, that changed things. >> i am just thinking, okay, you might have a body of water, so we called in a helicopter. >> the helicopter was in the air for just under an hour. before it spotted something about a mile north of where the

dennis murphy: the trial of david camm was underway in floyd county indiana.>> so not a little >> so not a little girl falling on the bars. >> no, was now the bars or a bicycle or anything like that. >> so there was the prosecution's accused womanizer, child mollestor, the killer with blowback >>> the trial of david camm was underway in floyd county, indiana. it was the winter of 2002. david camm, accused of murdering his wife and two young children, always insisted the case against him was built on quicksand. >> it's about them crafting and molding a belief that was totally founded on things that were not factual, and it was just a complete fiction. >> david's defense attorney was mike mcdaniel, now deceased. he told us he had known david as a trooper. >> i figured he was another redneck state cop. we done a couple of cases, him on one side, me on the other. >> but, mcdaniel became convinced of david's innocence and came on board to defend him. >> this is one of those terrible cases a defense lawyer never wants. you don't want an innocent client. you call the

dennis murphy (voiceover): dalia dippolito had been called home from the gym to be told by police outront that an intruder had murdered >>> dalia dippolito had been called home from the gym to be told by police out front that an intruder had murdered her husband, michael. >> is your husband michael? i'm sorry to tell you that he has been killed. >> reporter: dalia was taken to the police department for the start of interviews. she began by telling the detectives that michael, her deceased husband, was not exactly clean. she said michael was a convicted felon, a swindler thousands from gullible investors by selling them phony currency securities. >> reporter: in other words, her murdered husband was a guy with enemies. when he was released from prison after seven months he was still looking at more than 25 years of probation. he had been ordered to make restitution to the victims he had fleeced. and outstanding i you of $191,000. find out who he owed, suggested dalia and you will find the killer. the cops listen but change the focus of the questioning to the couple themselves. the newl

dennis murphy (voiceover): in 2011, may welcomed a new little guy in her life, a son. she named him ben after the lost prince, the namesake he never got to meet. that's all for this edition of "dateline." i'm craig melvin. thank you for watching. [theme music] washington, i'm michael steele in for my friend jen psaki. don't worry. she'll be back with you tomorrow night at 8:00 p.m., but in the meantime, we're about to have a lot of fun. the harris fund continues to grow. all of the momentum is driving the former guy absolutely nuts. >>> plus, we're going to show you jen's wide-ranging interview with house speaker emeritus nancy pelosi. you'll hear her thoughts about the state of the race and the state of her relationship with president biden. >>> and later, an increasingly clueless jd vance continues to attack tim walz's 24 years of military service. i'll talk with jason crowe who's calling the attacks a flat out disgrace. >>> all right. i'm sure at some point you've all known a school-yard bully who assaults and attacks and demeans people to get their way, and a lot o

guess we didn't talk about that, but i but i know that they had a lot of pride this murphy at the brewery there was denny, there was mike rorty who came up with this bud's for you. and weekends were made for michelob there was dan flynn and they actually went to ireland, made budweiser like the number one lager in ireland, which is amazing. they they bought the derby, the horse race and because they were irish-american, they established this great relationship ships with the irish because in business, denny was telling me a lot about how close the irish and irish americans in ireland do overseas business together. and of course, ireland being the only english speaking eu country now, is just such a natural gateway to europe that there's a very close affinity between americans and particularly irish americans and and and the irish. but now we didn't talk much about mr. bush or his feelings. yeah, but i'm sure it was, you know, interesting some interesting cultural dynamics going on there. yes. oops. so i get this question right in the old, old times, the english the rich english people. i'm talking about,

guess we didn't talk about that, but i but i know that they had a lot of pride this murphy at the brewery there was denny, there was mike rorty who came up with this bud's for you. and weekends were made for michelob there was dan flynn and they actually went to ireland, made budweiser like the number one lager in ireland, which is amazing. they they bought the derby, the horse race and because they were irish-american, they established this great relationship ships with the irish because in business, denny was telling me a lot about how close the irish and irish americans in ireland do overseas business together. and of course, ireland being the only english speaking eu country now, is just such a natural gateway to europe that there's a very close affinity between americans and particularly irish americans and and and the irish. but now we didn't talk much about mr. bush or his feelings. yeah, but i'm sure it was, you know, interesting some interesting cultural dynamics going on there. yes. oops. so i get this question right in the old, old times, the english the rich english people. i'm talking about,