Page 81 - Dna Sample News Today

Even though corey parker press friend, tiffany smith, insisted she had nothing to do with coreys murder, she made untruthful statements about her activities on the night of the murder. she also refused to provide a dna sample. >> she actually put herself at the crime scene in one of her statements. >> but scientists found a surprising piece of information in the blood evidence left by the killer. they found the telltale "y" chromosome. a "y" chromosome is present only in men. >> we did develop a...

Of the victims body and the scene without having been privy to either photographs or a walk-through of the scene. they thought it was certainly suspicious. >> tiffany denied any involvement in the murder, but when asked to provide a dna sample, she refused. >> the fact that she did not willingly give up dna or hair samples lead the police to believe she had something to hide. people a simple question: can you keep your lifestyle in retirement? i dont want to think about the alternative. i dont e...

Three-hour drive away. both had alibis for the night of the attack. but why did joan porco tell police her son christopher was responsible? >> your mother is communicating. >> shes saying you were there in the house. >> i dont know why she would say that. >> she knows what happened. >> i hope she does. i was not there. >> he was cooperating. he let them take a dna sample. he let them look at his body to make sure there werent marks or signs of a struggle, like bruises. >> three weeks after the a...

Always the risk of danger. >> think about it this way. if i exchange one e-mail with a random stranger or if i just write something like no, thanks, im not interested. you have a suspect right there. if you return 30 or 40 no thank yous in a week, and trust me, women get inundated with that many questions. well, youve got 40 suspects. >> investigators interviewed all the men sarah spoke to from the site. each provided a dna sample and all were eliminated. by this time, several weeks had passed. ...

His murder. des moines police learned andrea morris was recently released from prison in nebraska after serving two years on a drug charge. >> she is required to give a dna sample as part of her release. and so, i find out who her probation officer is, i call her up. she says, you know what, i just had to take her dna the other day. >> and it matched the dna from the blood found in pat mcraes bedroom. andrea morris was arrested at her apartment in lincoln, nebraska. >> and i introduced myself an...

Picture and see that this was a happy moment, a father standing with his daughter, very proud. and knowing the story that i knew by that time, that she had been murdered, it was something that always held my attention. >> by the year 2000, almost two decades after susans murder, a new dna process called pcr made it possible to test a small biological sample, where in the past, much larger samples were needed. >> essentially, that process is just xeroxing dna. so were just copying the specific po...

Additional dna sample. that test left no doubt he was the source of the dna found on susan schumake. prosecutors cannot fathom a reason for susan schumakes murder. they believe woloson saw her walking alone along the dirt path and he decided to attack her. it was late in the day. no one heard or saw anything. he left behind his dna. then, took her yellow backpack. stole $10 from her purse, dumped it in the creek, then dropped his bag with the pharmacy prescription in it not far away. >> its that...

>> the first person on their list was daniel woloson. he was originally a suspect. he was working a quarter mile away on the day of the murder. then he ran off when police tried to question him. police found him in michigan where he worked at an auto salvage yard. by this time, he was divorced with one child and did not want to talk with police. >> woloson told them that he had provided hair samples and fingerprints back in 1981. he was not interested in cooperating with their investigation. >> ...

A dna sample was obtained from phillips bone marrow. it did not match the dna from the crime scene. >> i called and spoke with susans mother, and she was very disappointed. but you know, i tried to assure her that we would continue to go forward and try to identify the suspect. >> i was angry at the time, because i felt we had closure, it was done with. >> and there was more bad news. the dna did not match anyone in the statewide database of known criminal offenders. if the killer wasnt phillips...

And putting it on the bronco as it traveled down the road. thats how many people were calling about it. >> police even tried to get a court order for jonothan vicks dna, but the court refused on the grounds that driving a vehicle like the one seen near the crime scene was insufficient probable cause. >> wheres the probable cause on jonothan vick at this time? it doesnt exist. >> so police dropped their investigation of jonothan vick. >> there was a time i figured, well, maybe they have cleared h...