must ve been. it was hard to go to sleep some nights. reporter: a young woman living on her own. hurt in the middle of the night. she was vulnerable, alone, and in bed. a crime that jolted a sleepy seaside community. killer walking among them. i do not think that it really sets in, that we are all are in a little more danger at that point. reporter: young, fun, and pretty. cory had plenty of admirers. and one of them like to do much. a strange coworker oh my god. i was, i was obsessed. that is scary stuff, right there. exactly. an adoring friend. her statements about how much she loved cory. peaked our interest. and a young man who made some people very uncomfortable. she called him the night creeper. a gallery of potential suspects, piles of evidence, but the truth would only be revealed by a tiny telltale clue. did everyone s jobs drop? my eyes filled with tears. i could not believe it. reporter: welcome to dateline. she was
must have been, it was hard to go to sleep some night. our young woman living on her own, murdered in the middle of the. night she was at her most vulnerable, alone, and embed. a crime that jolted a sleepy seaside community. killer walking among them. i do not think it really sets in that we are all of that point. young, fun, and pretty. cory had plenty of admirers. and one of them like to do much. a strange coworker oh my god. i was, i was obsessed. that is scary stuff, right there. exactly. and a friend. her statements about how much she loved cory. and a young man who made some people very uncomfortable. she called him indict creepers. a gallery of potential suspects, piles of evidence, but the truth would only be revealed by a tiny telltale clue. did raise jobs drop? my eyes filled with tears. i could not believe it. welcome to dateline. she was a 25-year-old woman enjoying her independents, working hard and playing harder. cory par
thanks, bro. take a lap, rookie. real mature. taandrea canning:e. jacksonville beach had jacksonville beach had been been home to tiffany zienta. home did tiffany now seemed home had turned on her. did you think there is a chance i could get arrested? yes, for something i didn t do. but she was not arrested, and neither was anybody else in the months following corey parker s murder. around by, former state
attorney angela cori. so this was not solved after the commercial break? no, no, we went into this knowing that we were in for the long haul. we knew it was going to be a marathon, not a sprint. they had their list of possible suspects, but they did not have the evidence or the science to get to be definitively link anyone to the crime. dna testing was actually in the middle of evolving at that time. eventually, the science and the evidence came together. investigators uncovered a strand of foreign hair from corps underwear. they believe that single strand was rich in dna. it had been clearly ripped out of a head. likely, they believe, the killers had. now they had to test it against their possible suspects. you essentially had your killer in your tests. you just locked in a tube. did noah s name. harris on slides. that s right. that s when the case took its most dramatic turn yet,
she just charge him with second-degree murder. t.j.? kerry, thank you so much. now lisa bloom for nbc news and ovo.com. her new book suspicion nation. also, sheryl anderson in florida, with the florida chapter of moms demand action for gun sense in america. also a friend of the davis family. and in studio with me, karen desoto, former prosecutor and legal analyst and ester arma, contributing writer at alternate.org. let s listen to now the state prosecutor angela cori from last night. as far as we re concerned right now, we intend to retry him, retry michael dunn on first-degree murder. lisa, why? why go this route? the man is going to spend the rest of his life in prison if the verdicts we have stand. but why retry him? why is that necessary and why