the robbery in vegas-- natalie morales (voiceover): his troubles with shannon-- natalie morales (voiceoverthe allegations by his wife, it wasn't the first time. natalie morales (voiceover): then the police asked hatley about susan woods and why lieutenant miller might want his dna and prints. natalie morales (voiceover): maybe hatley felt the walls were closing in because he came up with a new story about susan woods. he said he did have a sexual relationship with her. natalie morales (voiceover): and he explained away why police might have found evidence of his presence in susan's home. natalie morales (voiceover): but at last, he was cornered. we knew it was him. you knew it was him? yes, ma'am. he just didn't know that he had been pegged yet. oh, i got a feeling he did. natalie morales (voiceover): hatley's fingerprints from the vegas robbery matched the susan woods murder scene. and it wasn't long before miller also matched hatley's palm prints and dna. don miller: i knew the dna on the cigarettes were going to be his. i knew the palm was going to be his. i knew it. everybody else knew

natalie morales: when "dateline" continues. natalie morales: it was deja vu. the second time, did they look at you? nope. i looked at patti and i said, "here we go again." natalie morales: and then he heard it, the word he'd been dreading-- guilty for the second time. i turned around and looked at dee and she said-- she was crying, and she said, "i don't know what to do for you. you're going to die alone." i was devastated. because you don't even know where to go from there. what did you tell pete, do you remember? no. because he turned around to say something and they yanked him back around. natalie morales: did you pretty much give up all hope then? i don't want to say that we gave up hope. we never understood. it wasn't plausible. we never understood. natalie morales: pete's attorney says the loss was crushing. i knew that he was an innocent man and believed i had done everything that i could have and just it was bad. natalie morales: she wasn't the only attorney bothered by the case. before pete was even sentenced, his family reached out for help. a defens

natalie morales: they caught a guy. sure.ne" continues. what if your mobile network wasn't just built to work out here... ...but was designed differently to also give you blazing fast wifi where you are most of the time? reliable 5g, plus wifi speeds up to a gig where you need it most. xfinity mobile. xfinity internet customers, ask how to get a free 5g phone and a second unlimited line free for a year. narrator: adam anhang had not been in puerto rico long before he met 23-year-old aurea vázquez-rijos rios. it was at a party. his friend lily was also there. the attraction for him was that she was giving him all the attention that he needed, that he wanted. narrator: adam felt he had hit the jackpot in landing aurea. he thought she was miss puerto rico for him, and he had hooked the girl. he was proud of his accomplishment. like, he had really done it. narrator: lily says aurea, who had a modest upbringing, tried her best to fit in with adam's upscale circle of friends. she really wanted to belong. she really tried to do all

and i'm natalie morales. and this is "dateline." craig melvin: with a life full of mystery to match. thomas testa: she was a stunner, physically. she was able to say "jump" and the men would say "how high." craig melvin: married to a wealthy lawyer. he always said, she has this hold over me. craig melvin: but there was someone she seemed even closer to. they bought matching underwear together. craig melvin: they shared everything. they're eating together. they're sleeping in the same bed together. she's living at her house. craig melvin: did they also share a deadly secret? thomas testa: it was a love triangle, and one of them had to go. craig melvin: but was it her idea? craig melvin: or hers? craig melvin: and who would take the fall for evil? [theme music] hello, and welcome to "dateline." attorney larry mcnabney had been living fast and loose, but things were finally slowing down for him. he had a thriving law practice, a wife he adored, and plenty of money. then, a new friend entered the picture, and a love triangle took shape.

found something natalie morales: sonar detected an object underwater that could be a body.aron froze. terrified. she was still hoping laci was alive. keith morrison : listen to this recording from the wiretap on scott's phone. you can hear sharon's relief when she called to tell him it wasn't laci. shaon rocha: hi, scott. this is mom ... just want you to know ... it was a boat anchor. of course we knew it wasn't laci. but i just wanted you to know, um --. keith morrison : that's scott whistling in the background; he seems relieved too detective buehler: like, (whistle) "i just dodged that one." now you can interpret that both ways, that, "oh, my. good, i'm glad it wasn't laci." but for us, with all the things that led up to that point, it was more like/ he felt lucky that that really wasn't her, suggesting to us that we were looking in the right spot. keith morrison : and yet he seemed such a boy scout, he had no secret criminal past, no history of being abusive. al brocchini (interrogation video): have you guys-- you guys-- have you had any problems-- marriage problems? sc

and i'm natalie morales. and this is "dateline." spring sendele: i don't go undercover every day. that's what made me nervous. craig melvin (voiceover): they had a secret plan-- were you armed? yes. and you were wearing a wire. yes. craig melvin (voiceover): --to solve a baffling case, a college student on a friday night out who vanished. she was a very shy girl, but she was something special. craig melvin (voiceover): the possible suspects? just about everyone. the friend, the boyfriend, the mysterious older man, even her mom. i was shocked that they even suspected me. craig melvin (voiceover): so why were police at a dead end? enter this guy. josh mankiewicz: he sees things other cops don't see? phenomenal. craig melvin (voiceover): they call him the evidence whisperer. he's about to crack this case open before your eyes. josh mankiewicz: the answer was in the details. it was right there. craig melvin (voiceover): and you won't believe how. josh mankiewicz: you walk out of there thinking, i spooked him. it worked. - i hoped. i wasn't quite sure. [theme music] hello, and welcome

and i'm natalie morales. and this is "dateline." day morning with the bird and the b. ms.n mckinney: (voiceover) very gregarious. very charismatic. mr. mckinney: and i think the passion that he had for people came through. craig melvin: (voiceover) he was the guy the whole town woke up to. morning deejay steven b.

natalie morales: is there a day that goes by that you don't think of your friend? no. no, not a single day. she deserved to live. she deserved to have her own family one day. she would have made a great mother. she was just a wonderful person. very loving, very caring. just a sweetheart. [chuckles] [soft music] [theme music] hello, i'm craig melvin, and this is "dateline." hello, i'm craig melvin, and this is "dateline."wed. there are threats on my life. i know we're in danger. i know we are. craig melvin (voiceover): it's a riveting mystery that started in a place of glamour. businessman: it became a destination for the rat pack, for frank sinatra. craig melvin (voiceover): and ended in a case of murder. the wealthy heir to this legendary hotel, dead. he was my father. he is the only father i ever knew. craig melvin (voiceover): now police said she was next, someone in the shadows gunning for her. my suspicions are growing and growing by the minute. craig melvin (voiceover): so who was behind all this? plenty of suspects and plenty of motives-- anger, jealousy, greed.

and i'm natalie morales. and this is "dateline." to say "jump" and the men would say "how high." craig melvin: married to a wealthy lawyer. he always said, she has this hold over me.

and i'm natalie morales. and this is "dateline." new would want to hurt her. how could this happen? how could this happen to someone that we knew? it's been a very long 13 years. craig melvin: homecoming queen hannah hill was just 18 when she disappeared-- everybody's sweetheart. this doesn't happen to people like her. what? why? where? when? craig melvin: and who? was it her boyfriend? they had fought before. attorney: did you verbally abuse her? yes. attorney: did you physically abuse her? yes. craig melvin: or was it another man in her life? they had been together the night she died. craig melvin: more than 13 years would go by as hannah's family fought for justice. two possible suspects-- attorney: did you kill hannah hill? absolutely not. reporter: did your kid kill hannah hill? no. craig melvin: two trials. i was a wreck. it was just very intense. craig melvin: would there ever be justice for hannah hill? the truth always comes out. [music playing] hello, and welcome to "dateline." hannah hill was an outgoing teenager with a future as bright as her smile. then suddenly, hannah

and i'm natalie morales. and this is "dateline." new would want to hurt her. how could this happen? someone that we knew? it's been a very long 13 years. craig melvin: homecoming queen hannah hill was just 18

and i'm natalie morales. and this is "dateline." michelle's dead. how is that possible? craig melvin: a young mother found brutally murdered-- >>> >>> police had a suspect, and they say he had a motive. we had an intimate relationship. we ended up having sex. craig melvin: but could they prove he was the killer? it was a circumstantial case. craig melvin: except for that witness-- the girl who left those footprints. fiona childs: we will never know what cassidey saw and what she didn't see. craig melvin: maybe she couldn't tell detectives who the killer was, but maybe she didn't have to. the fact that cassidy was spared-- would that mean anything to a jury? becky holt: the person that killed the mother cared about cassidy. [intro music] hello, and welcome to dateline. michelle young was married to her college sweetheart and four months pregnant with her second child when the unthinkable happened. the young mother was beaten to death in her own bedroom. the investigation would quickly reveal a troubled marriage, but her husband was away on business, and unraveling this co

and i'm natalie morales. and this is "dateline." day morning with the bird and the b. ms. sylvia nolan: i had a huge crush on him. (voiceover) he had this amazing voice. mr. john mckinney: (voiceover) very gregarious. very charismatic. mr. mckinney: and i think the passion that he had for people came through. craig melvin: (voiceover) he was the guy the whole town woke up to. morning deejay steven b. ms. debbie morrow: he was so funny and he had such a great love of music. ms. nolan: (voiceover) he's lovable. ms. nolan: i mean, you just--everybody loves steven b. craig melvin: (voiceover) but soon it was fatally clear that not everybody did. detective ken clark: (voiceover) and they came upon a body floating in the water. mr. mckinney: shot him one time in the back of the head. ms. nolan: (voiceover) i felt like i was in some made for tv movie. ms. nolan: it's like this can't be happening. craig melvin: (voiceover) what did happen? the hunt is on a gleaming yacht. ms. nolan: i thought, why did you get on that boat? craig melvin: (voiceover) a scheming businessman and a mis

and i'm natalie morales. and this is "dateline." michelle's dead. how is that possible?