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How DNA evidence could help put the Long Island serial killer behind bars

Forensic scientists scour cells and hair strands to identify telltale patterns in genes. ....

New York , United States , Gilgo Beach , John Jay College Of Criminal Justice , Carole Lieberman , Rex Heuermann , Megan Waterman , Lawrence Kobilinsky , National Institute Of Justice , Long Island Serial Killer , For Heuermann , John Jay College , New York City , National Institute , Mitochondrial Dna , Dna Profile , Long Island Serial Killer , Genetic Material , Dna Technology , Base Pairs , Serial Killer , Carole Lieberman , Autosomal Dna ,

MSNBC Dateline June 4, 2024 05:22:00

Because they now had the perpetrator s dna profile. but back in the mid 80s, that wasn t the help it would be today. back in 1984, they could at least do a type of blood testing to determine whether or not an individual is a secreter or a non-secreter. basically narrow it down to a portion of the population. roughly 80% of americans are secreter, meaning they have markers for their blood type. the killer was a non-secreter? that s correct. blood tests revealed lance was a secreter. in addition, lance had an alibi, putting him 370 miles away. ....

It Wasn T , Dna Profile , Mid 80s , Non Secreter , Blood Testing , Blood Type , Blood Tests ,

FOXNEWS FOX and Friends June 4, 2024 11:55:00

Week alyssa showed up police station up in montana a small town in northern montana said i m alicia navarro. i have been a missing juvenile for the last four years and i need to clear myself out of the system. you can imagine on her side and our side that immediately spun up a huge investigation. and what did the investigation intel? was she kidnapped? was she heard, unharmed? what can you tell us? everything that we saw and that they saw was she was happy and healthy. the first thing we had to do was confirm identity. we had to make sure that this was the right person, it wasn t the first person who has ever showed up at the police station claiming to be alicia. so we immediately got d.n.a. swabs, actually flew them back down here and through the use of rapid d.n.a. in about 90 minutes had a d.n.a. profile that we had tested against previous known samples that we had from her and her mom. proved it was her. ....

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CNN The Whole Story With Anderson Cooper June 4, 2024 03:47:00

Where he works, and they re basically watching the building. and he comes out and he goes to a pizza place and they see him go through three slices of pizza. and he takes the box and shoves it into the green trash can. so that was a treasure trove of dna in there with that pizza box. so from a chain of custody standpoint they ve seen him eating it, carrying it, they ve seen him discard it, and they pull that box out. we re able to test it with his dna to match the dna at the crime scenes. one hair matched the dna profile, that of the defendant rex heuermann. reporter: just one month after these lab results police have enough evidence to make the arrest. local tv cameras captured him in custody. rex, did you do it? 59-year-old rex heuermann is believed to be responsible for murdering multiple women. we saw investigators putting on those full body tyvek suits going into the home of rex heuermann. ....

Pizza Place , Trash Can , The Box , Pizza Box , Treasure Trove , Chain Of Custody , This Is Rex Heuermann , Lab Results Police , Dna Profile , Crime Scenes , Tv Cameras ,

CNN The Whole Story With Anderson Cooper June 4, 2024 00:47:00

Midtown manhattan, the area where he works, and they re basically watching the building. and he comes out and he goes to a pizza place and they see him go through three slices of pizza. and he takes the box and shoves it into the green trash can. so that was a treasure trove of dna in there with that pizza box. so from a chain of custody standpoint they ve seen him eating it, carrying it, they ve seen him discard it, and they pull that box out. we re able to test it with his dna to match the dna at the crime scenes. one hair matched the dna profile, that of the defendant rex heuermann. reporter: just one month after these lab results police have enough evidence to make the arrest. local tv cameras captured him in custody. rex, did you do it? 59-year-old rex heuermann is believed to be responsible for murdering multiple women. we saw investigators putting on those full body tyvek suits ....

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