here again is keith morrison with more of our story. the hometown hero and the homecoming queen. >> olympic glory does not always translate into material wealth. in fact, said detectives, as they sifted through dave and jane's financial records, they found evidence they were struggling. >> the lauts' finances were -- they were just living beyond their means. it was poor bookkeeping, poor management of the bills. it didn't happen just before the shooting. this has been going on for years and years and years. >> after dave was killed, said don and rebecca, they found out jane had been borrowing money from her mother-in-law. >> jane asked her for a lot of money, gave her different excuses why she needed money. >> to pay mortgages or something like that? >> mortgages, doctor bills, school -- >> supplies. >> -- school supplies. >> how much are we talking about here? >> thousands and thousands of dollars. it was a lot. >> when they found out dave had three life insurance policies? >> i believe we totaled it all up, and i think it came to 300,

here's keith morrison with "under a full moon." >> reporter: she was finished now. tired, wrung out. must have been as she walked away from the incessantly ' chirping machinery and the bleary eyes of the gamblers on holiday from real life who'd called out for her again and again and again. outside in the night, a full moon bathed the great houses of delight and sin in an unaccustomed shade of pale. it was september 29, 2012. at precisely 3:00 in the morning, in a back room of the palms casino, the cocktail waitress named shauna tiaffay inserted her time card in the stamping machine, and set out to break a little rule. shauna had parked her car in the back lot, a practice discouraged because surveillance cameras were unable to track her all the way to her car. still easier this way. quicker. and after all, would a stalker really be waiting for her here, under a full moon? >> it was absolutely horrible. and we felt so helpless. >> it's every woman's worst nightmare. >> we didn't know if any of us were next. >> reporter: it never occurred to shauna to become a cocktail

here's keith morrison with "the hometown hero and the homecoming queen." >> it was late when it happened. very late. too late. the sky had already fallen. no one saw it coming. no one heard the warning. but now in the night, it was done. they work hard here in their homemade garage gym, because in part it isn't just a gym. it's a kind of shrine. >> i look at the wall and there's a bunch of pictures. and that's what makes it special, i think. >> these were the moments before they were born when a shot putter named dave laut became his family's superman. and his little brother watched him win a bronze medal in the 1984 olympics. >> i mean, after, i just cried. how do you not? how do you not cry when you see your brother up there getting a medal? it's cool. he was my big brother, but he was like my superman. he was my superman. >> don laut is dave's younger brother by nine and a half years. dave and don inherited a passion for athletics from their father. >> i remember my first milk when i was a kid, it was protein powder. >> it's built into your dna. it's part of your life. >> yeah, it rea

here's keith morrison with "the interrogation." >> a freak snowstorm. like an omen. smothered the little town in the blue ridge mountains. february 19th, 2003, just before 9:00 a.m. winter or no, virginia was unused to this. the white blanket, a piercing sound. fire alarm. now the snow storm was the last thing on the fire chief's mind. >> the tone went off for fire of occupants possibly trapped inside. ramps everything up to full force. >> the alarm on a quiet street lined with starter homes. >> a lot of kids in the neighborhood. you are running a lot of things through your mind when you go in there? who are the occupants that you're going to have to rescue? >> the fire trucks raced to the home of a recently separated woman named ann charles and her three children. thick black smoke poured from the second story eaves. part of the roof had already burned away. >> we were concentrating on getting up the steps and getting into those rooms that we were pretty sure we had victims. >> neighbors crowded in behind police barricades and one was an 18-year-old who lived up the

here's keith morrison with "tangled." >> you can't put words to that. it was very surreal. >> 911. where is your emergency? >> it's true, the old saying, when you marry someone, you marry their family, too. >> we need an ambulance. he looks like he's been shot. he said someone broke in last night. him and his wife both. >> not a bad thing to turn to mom or dad for advice and counsel. >> it's unreal. it's hard. sometimes you think maybe it didn't happen. but yet it really did. >> it's with their help and support, after all, that true love could deepen and grow, and last. >> i watched the crime scene shows on tv. i never, ever thought, it's going to be my life. >> yes, it really is all about family. the high desert opens up near pueblo, colorado, about 100 miles or so south of denver. among the highest of the nation's deserts, a little closer to heaven perhaps? this is where shannon palmer's mom and dad set out to create a good, safe, and holy life for their daughters. far from the risks and temptations of the city. >> it was awesome. got to grow up with horses and dogs everywhere an

here's keith morrison with "the interrogation." >> a freak snowstorm. like an omen. smothered the little town in the blue ridge mountains. february 19th, 2003, just before 9:00 a.m. winter or no, virginia was unused to this. the white blanket, a piercing sound. fire alarm. now the snow storm was the last thing on the fire chief's mind. >> the tone went off for fire of occupants possibly trapped ramps everything up to full force. >> the alarm on a quiet street lined with starter homes. >> a lot of kids in the neighborhood. you are running a lot of things through your mind when you go in there? who are the occupants that you're going to have to rescue? >> the fire trucks raced to the home of a recently separated woman named ann charles and her three children. thick black smoke poured from the second story eaves. part of the roof had already burned away. >> we were concentrating on getting up the steps and getting into those rooms that we were pretty sure we had victims. >> neighbors crowded in behind police barricades and one was an 18-year-old who lived up the street

here's keith morrison with "smoke and mirrors." >> it wasn't like this, you have to understand. it wasn't gray. it wasn't cold. no flecks of snow to drift and catch the bitter breeze. no, no, it was hot and it was late, after midnight, september 27th, 2007. >> pretty secluded area next to a forest preserve. >> so it was. and it was clear and dark and still and vacant. here where the deep wood fought back against the decaying suburban sprawl, and then nothing was clear at all. i never cried this violent cry. >> you're experiencing everything but it's not true. >> you're just waiting to wake up. >> it just feels like you're literally in a nightmare. >> yes, still does. the name you'll want to remember is nailah. >> the meaning was one who succeeds. >> this is nailah's mother, maria. >> i wanted her to be successful and she was. she lived her name. >> quite true. as, frankly, have the rest of them in this big family. this is leah, the first born. >> we might need a graph or a chart because it's kind of involved. >> full siblings, half siblings, quarter siblings once removed. that s

here's keith morrison. >> reporter: there's a story here in the distant suburbs of st. louis, missouri. a case so outrageous, so full of surprises, it's -- huh, how to describe it? >> if it wasn't so serious, it if it were a movie, it wouldn't be realistic. >> reporter: disturbing? yes. shocking? certainly. and more than that. >> i think it's impossible to describe this case in a few words unless it's unbelievable or crazy or unprecedented. >> reporter: so we will tell you the story and, as you'll see, the strangestof its crazy twists and bizarre surprises. her that she was a producer for the "dateline" television show. >> reporter: occurred long after the event that first brought us here. the one that happened on a cold winter's night 2011. it was a 911 call. 9:40 p.m., december 22nd. >> what is the location of your emergency? i need you to take a couple deep breaths so i can see what's going on. wife -- my wife -- >> reporter: the man on the phone was hysterical. >> what is her name? >> her name is betsy. >> betsy? >> yes. >> reporter: betsy faria. and the crying you

here's keith morrison with "the man who knew too much." >> reporter: oh how she loved that car. the style, the speed, the way it glided along the open road in california's antelope valley, north of los angeles. and the color, atlantic blue. it was february, a cool, crisp morning in the year 2000. it was the day of michelle o'keefe's big adventure, the day she and a friend were going to l.a. to be in a kid rock music video. such a happy spark in her eye as she replied to her mother pat's reminder of her night class at community college. >> yeah, i'll be back in time. might be running a little late, but i'll be back in time. "don't worry, mom." and that was the last time i talked to her. >> translator: would she still be here, still vibrant, still alive, had she driven the mustang to l.a.? academic now. facts are facts. she left it at the park n ride, rode in her friend jennifer's car. history is so capricious and so confusing. how strange it is, how utterly unpredictable, that we'd be telling this story again, except, it isn't the same story at all? because everything we thought