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the forensic scientist turned the mask inside out and swabbed around the mouth area, hoping to pick up cells from saliva. using the entire surface area of the swab to collect as much of the potential cellular material that s there. using a dna test called str, or short tandem repeats, scientists found dna from three different individuals inside the mask, but investigators needed to know who was wearing the mask before it was discarded. to find out, they analyzed the swab from the ski mask to determine who left most of the saliva behind, and the results of this test were clear. in this case, the major contributor of dna matched that of ronald benson. the red ski mask was very important because it corroborated the story that we were able to receive from mrs.
shannon touchet left ammunition matching the fatal bullets in his gym bag. the murder weapons have never been found, nor the shoes that left the impressions inside the shaws home. shannon touchet and reggie basile both pled guilty to first-degree murder and aggravated robbery and were sentenced to life in prison. ronald benson chose to go to trial. the jury found him guilty. he got the same sentence life in prison. the forensic efforts on the part of our crime lab were invaluable to the final conclusion in this case. without them, there would have been no conviction for any of the three defendants. it was amazing to me the about the dna, the shoe prints, all the evidence they can gather