Page 310 - Dna Testing News Today

The knowledge that one bad decision made under extreme pressure when he was just 22 years old has cost him so much. >> i tore myself up over the years about why i confessed, you know, why i dealt with it that way. i dont know why i did it. >> the dark period lasts for six years until lowery reads news reports about the efforts of the new york-based innocence project. >> id cut these articles out in the paper and bring them home to my wife and say, hon, look, somebody else has been exonerated thr...

>> we got through with the interview and chad had not finished the mountain dew. >> i had an empty trash can liner and i said dont spill it. it will get all over there and leak out. >> investigators knew they had to drain the soda by making a hole in the bottom of the can. >> thats probably the best thing to do is go ahead and drain the can so theres no chance that anything that spills out of that can could possibly affect that dna thats on the mouth of the can. >> then dna testing could begin. ...

Case. it was much other evidence. none of it really fit ray. they had fingerprints of the crime scene, none matched. they had footprints at the crime scene, didnt match ray. >> there were several blood stains on her underwear and several blood stains on her pants. nobody ever looked at that before the trial. they just assumed it was the victims blood. >> reporter: plord submits the blood stains for dna testing. the result comes back. the blood doesnt match krone or the victims. >> we had reason ...

A polygraph and had, in fact, paid money to download a book on how to beat it. >> as testing continued on the blood stains on the floor of the crime scene, investigators noticed one blood drop on darrell norths pants that they had previously overlooked. >> there was a vertical drop on the back left pant leg of darrell north, while hes laying on the floor. >> the shape of the drop was perfectly round, meaning that the origin of the blood was stationary, and hit the fabric at a 90-degree angle. >>...

Darrell may have used it to defend himself, causing an injury, a facial cut, or nosebleed. to identify the killer, dna samples were collected from the two suspects, bob johnson and curtis pope. dna testing revealed it was curtis popes blood at the crime scene. >> if darrell north had not taken some steps to defend himself, this case wouldnt have been solved. >> would have never dreamed that, you know, firing somebody, you know, would cause somebody to, you know, go postal. >> darrells family cou...

Creates a database to hold the dna information of known criminals. it takes some time for the system to get up to date with all the cases. in 2002 defense attorney plourd submits the crime scene evidence to the phoenix police department crime lab for new dna testing. >> the forensic biology screener initially took three samples from the breast area of the tank top because we knew that the victim was bit in the breast area, and i ran dna on all three of those samples. >> there is a hit. >> i had ...

Have said, "ice cream girl," you know, "murdered." it was unsettling because everything was "exotic dancer murdered" or "stripper thrown off bridge." it was never her name or that she was a bucks county community college student. >> since rachel was found at the bottom of the bridge without shoes, wearing clean socks, investigators suspected she had been carried to the bridge and thrown over the side. >> up on top of the bridge, there were no shoes. there was no car. there was a lot of road debr...

And analyzed. dozens of items were submitted for dna testing. >> i ended up taking 70 samples of bloodstains from the crime scene and processing those all the way through for dna analysis. >> one bloodstain stood out from the others, a drop of blood on the comforter on top of the bed. this was different than the smudges that appeared elsewhere in the room. since the evidence indicated pat mcrae never entered the bedroom after he was stabbed, analysts thought this blood might be the killers. >> t...

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And beat -- beat susan hamilton and the blood droplets come spewing off to be driven up in that angle. >> scientists performed dna testing on each and every bloodstain on dr. hamiltons shirt and shoes. it was all susans blood. luminol tests revealed even more of susans blood on the inside of dr. hamiltons car. >> there was blood found on the steering wheel. there was blood found on the drivers side left edge of the seat, and also some hair and tissue found on the floor of the vehicle, on the dri...