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Последние новости Новосибирска на 12 апреля 2021 года: Моргенштерн перевел благотворительному фонду 666 тысяч рублей, новосибирские подростки ограбили мобильный сервис-центр на миллион

Последние новости Новосибирска на 12 апреля 2021 года: Моргенштерн перевел благотворительному фонду 666 тысяч рублей, новосибирские подростки ограбили мобильный сервис-центр на миллион
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Transcripts for CNN Forensic Files 20150412 05:50:00

sent to forensic analyst mary wong. she conducted the same tests she used on the hooded sweatshirt. no gunshot residue was found on either man s clothing. so the hooded sweatshirt and the shirts from both men were sent to skip palenik, one of the country s premier experts in trace evidence analysis. in terms of physical evidence, microscopic evidence, this was the only evidence available. and so it assumed great importance in the case as the investigation proceeded. his job was to determine which man was wearing the sweatshirt. whenever two objects come into contact, there s always a transfer of material. anybody who s ever worn a new sweatshirt knows, especially if you take a dark sweatshirt and put on a white shirt, for example, it sheds horribly. you get fibers all over the place. under a microscope palenik

Hooded sweatshirtGunshot residueMary wongTrace evidence analysisSkip palenikDark sweatshirtMicroscope palenik

Transcripts for CNN Forensic Files 20150412 05:52:00

these fibers contained seven. and the colors and the composition were identical in both samples. this meant the blue acrylic fibers on william buck s shirt came from the killer s hooded sweatshirt. he was wearing either that shirt, or just by pure dumb luck, he was wearing an absolutely identical shirt to that one. finally, investigators swabbed around the neck of the sweatshirt and found microscopic skin cells, possibly from sweat. the dna profile of those cells matched buck s genetic profile. william buck was arrested and charged with first-degree murder. and it was william buck s accomplice, vincent holmes, who revealed why kevin rice stopped his car on that fatal night. on the night he was murdered, detective kevin rice was preparing to move into a beautiful, new house, one he had built largely by himself. !

Hooded sweatshirtWilliam buckAcrylic fibersThe killerDark sweatshirtPure dumb luckVincent holmesSkin cellsDna profileBucks genetic profileKevin rice

Transcripts for CNN Forensic Files 20150412 05:51:00

discovered that the sweatshirt was made up entirely of acrylic fibers. palenik could find no acrylic fibers on vincent holmes shirt, but he did find some on william buck s shirt. but were these fibers from the sweatshirt? most clothing isn t dyed with just one color. usually it takes a combination of colored dyes to get just the right shade. to identify the chemical makeup of the blue fibers, palenik placed them on a plate of silica gel and dipped them into a solvent. the solvent mixture travels its way up the plate. it starts to separate the dyes into individual components. sort of a gratifying moment as a scientist to see each dye separating out. the fibers were unusual. most contain three or four color mixtures.

Dark sweatshirtAcrylic fibersWilliam buckVincent holmesMicroscope palenikMost clothing isn tSolvent mixtureSilica gelColor mixturesDye separating

Transcripts for CNN Forensic Files 20150412 05:58:00

buck s sweatshirt. as he was running from the scene he dropped his keys and his asthma medicine. the gunshot residue on the sweatshirt, the fiber transfer on to his thirty, were clear proof ryan buck fired the gun. it is a blessing from god that he was running and he happened to drop something out of his pocket that he didn t realize he dropped. we felt very strongly about the evidence, just how they were able to tie everything together. just something as simple as a hair fiber or a drop of sweat on a tag of the sweatshirt. it was very important part of

Asthma medicineDark sweatshirtGunshot residueBryan buckHair fiber