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CNN Forensic Files June 16, 2014 08:41:00

Murders in 1987, which included laura s case. but all along, i knew i was more interested in police work. several years later, dan left journalism and became a police officer. the first cold case he was assigned was laura salmon s murder. i didn t become a law enforcement officer to work on this case, but it was always on my mind. so i was quite happy that i got to assist bill sharp on this case. one of the first things dan goodwin and bill sharp did was to send all of the evidence to the forensic lab for testing. obviously, through the advancement in science, through dna testing, that maybe we could find the donor of the biological material and match that with our killer. while dna testing was under way, sharp and goodwin pursued a new lead which supposedly came from a local high school student, now almost 16 years ....

Laura Salmon , Officea Case , Dan Goodwin , Cold Case , Police Officer , Bill Sharp , Law Enforcement Officer , Always On My Mind , Dna Testing , Al L , Forensic Lab For Testing , High School Student , Dan Goodwin Pored ,

CNN Forensic Files June 16, 2014 07:41:00

the rock that was thrown through that window didn t even faze him. didn t even wake him up. the obvious conclusion that you have to draw from that is the guy was probably dead already. toxicology tests found no drugs or alcohol in leslie vaughn s system. so there was no evidence he was unconscious before he was killed. next, investigators sent the rock to the forensic lab for testing. i talked to a scientist and asked him if there was a process in which he plans to use to attempt to raise these latent prints. the process is called superglue fuming. heated superglue produces fumes that adhere to a fingerprint, and the adhesion is greater than fingerprint powder. you want to preserve anything that is on that rock, as far as latent prints, or fingerprints. you want to make sure there is ....

Leslie Vaughn , Didn T , The Rock , Window Didn T , Forensic Lab For Testing , Super Glue , Fingerprint Powder ,

CNN Forensic Files June 8, 2014 06:16:00

the doctor who performed the autopsy was not a forensic pathologist, but he did something virtually unheard of at the time. for reasons not entirely clear, he kept a vial of donna s blood in refrigerated storage, and two years after her death, it was sent to the forensic lab for testing. a sample was placed in a gas chromatograph mass spectrometer. which broke the blood down into its chemical components. traces of a common antidepressant known as elavil were clearly present in donna s blood. in someone who had never taken the drug before, i believe even one pill could cause them to be very drowsy, dizzy, possibly disoriented. but how did elavil get into her system? the presence of elavil in the victim s body was crucial because she had no prescription for it. ....

Donna Hartman , Gas Chromatograph Mass Spectrometer , Forensic Lab For Testing ,

CNN Forensic Files March 5, 2014 08:41:00

Journalism and became a police officer. the first cold case he was assigned was laura salmon s murder. i didn t become a law enforcement officer to work on this case, but it was always on my mind. so i was quite happy that i got to assist bill sharp on this case. one of the first things dan goodwin and bill sharp did was to send all of the evidence to the forensic lab for testing. obviously, through the advancement in science, through dna testing, that maybe we could find the donor of the biological material and match that with our killer. while dna testing was under way, sharp and goodwin pursued a new lead which supposedly came from a local high school student, now almost 16 years after laura s murder. in 2000, a student at oakland high school was overheard ....

Laura Salmon , Officea Case , Cold Case , Police Officer , Law Enforcement Officer , Always On My Mind , Dan Goodwin , Al L , Bill Sharp , Forensic Lab For Testing , Dna Testing , High School Student , Dan Goodwin Pored , Oakland High School ,

CNN Forensic Files March 5, 2014 08:11:00

Through that window didn t even faze him. didn t even wake him up. the obvious conclusion that you have to draw from that is the guy was probably dead already. toxicology tests found no drugs or alcohol in leslie vaughn s system. so there was no evidence he was unconscious before he was killed. next, investigators sent the rock to the forensic lab for testing. i talked to a scientist and asked him if there was a process in which he plans to use to attempt to raise these latent prints. the process is called superglue fuming. heated superglue produces fumes that adhere to a fingerprint, and the adhesion is greater than fingerprint powder. you want to preserve anything that is on that rock, as far as latent prints, or fingerprints. you want to make sure there is no way, by using a brush, that it s going to come off. unfortunately, the surface of the rock was too jagged. ....

Leslie Vaughn , Didn T , Window Didn T , Forensic Lab For Testing , Super Glue , Fingerprint Powder , The Rock ,