wendover will is what he's called.is job has been to tampa attempt travelers off of interstate 80 near the utah- nevada border. pull them off the road to this tiny casino commerce. and most evenly a little lighter on the wallet. knowing precious little about the stories that west wendover likes to tell, about the speeds at nearby bonneville flats. which the enola gay took off or hiroshima. -- but there's also the story they whispered to each other, up and down the little strip. the one that shocked them all. the puzzles then still. about the terrible night when three families lost their teenage children. about the dark mysteries respond over the pointy grin of wendover will. it was a thursday afternoon. a windy, late winter day in the high desert. here at the local high school, star runner micaela costanzo cleaned up after track practice. "mickey" as everybody called -- her usual ride, her sister christina, was out of town. >> before we had left, me and or my husband would always pick up micaela from school. so, we wer

christmas time in west wendover, nevada. mickey costanzo had been dead for nine months.as not fun for me. she was missing. christmas time in west wendover, nevada, christy costanza had been dead for nine months. >> christmas day, it was not fun for me. she was missing. it's not the same. and i don't ever think that's going to go away. i used to enjoy going to buy everybody christmas presents, wrapping them up. and it was in the saying. and then having to remember not to buy her something -- >> cody paton, and her fiancie, tony, spent their days in jail awaiting trial. on new year's eve, cody turned 20. >> that early in 2012, illegal deal emerged. cody would plead guilty to first degree murder, get life in prison but with the possibility of parole, no death penalty. and, in exchange, he would have to testify against tony. cody took the deal. and, just as suddenly changed his mind. >> instead, cody decided to take's chances in court. but just one day later, the da offered tony a deal. not the same deal. better. if tony agreed to testify against codi, she'd be allowed to pl

. >> and here, on the little strip on i-80, wendover will still raises his granting welcome. but he points to a place a little older now. as if the neon lights turn up along the desert casinos had picked up a layer of grief. of hello, i'm craig melvin, and this is "dateline." to not be afraid. hello, i'm craig melvin, and this is "dateline."y wae >> i'm craig melvin. >> and this is "dateline". >> i really want people to not be afraid and here i am an actor and i'm on "dateline" and i'm telling you my darkest secrets because i think it will help someone and it's okay to talk about it. >> an actress finds real life drama when her sister and her sister's husband disappear. >> they said lesley didn't show up for work. >> lesley's life had seemed perfect but maybe that was an illusion. >> she mentioned going underground. >> yes, she did. >> had something driven her to leave town or had something very different happened? >> the dog told you a dead body was in the back of the car? >> correct. >> but with few clues, hollywood detectives would stage a dramatic press conference hoping