Forensic Files
The body of 16-year-old Leanne Tiernan was discovered nine months after she disappeared. Forensic scientists found clues that painted a virtual portrait of her killer.
The body of 16-year-old Leanne Tiernan was discovered nine months after she disappeared. Forensic scientists found clues that painted a virtual portrait of her killer.
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A serial rapist is on the loose in a Texas town. No one knew where he'd strike next, but the audacity of his attacks and the escalation of violence against his victims made finding him imperative.
In 1993, young mother Tammy Tatum was sexually assaulted and murdered in her Longmont, Colorado apartment.
No one in a residential community saw anything the day one of their neighbors was brutally murdered. Fingerprints found at the crime scene helped investigators to apprehend the presumed killer.
A married couple decided to escape the cold of winter with a mini-vacation in Key West. The wife went missing, and police searched every square inch of the island, they found nothing but a pair of sandals which might have belonged to her.
Almost a hundred vehicles were involved in the single most deadly automobile accident in American history.
There was no clear reason for a young, healthy college student to be dead. But when the coroner discovered a tiny clue during the autopsy, investigators were able to uncover a mystery.
Police hoped the shoe impressions found at a crime scene would put their investigation back on track.
In 1987, a human skull and some bones were discovered at a boy scout camp near Farmington, Missouri. A facial reconstruction aided the investigators in this case.
When a wealthy socialite died after falling down the stairs, witness accounts contradicted evidence. Investigators employed a physicist and an expert in accident reconstruction.
A young woman suddenly becomes critically ill, eventually leaving her unable to walk. A bone marrow test reveals the cause: arsenic poisoning. Investigators must determine if the poisoning was caused by groundwater contamination or something more sinister.
In the case of the Center City Rapist and the murder of Shannon Schieber, Philadelphia authorities use an anonymous letter and geographic profiling to hone in on a suspect.
When Genell Plude is found dead in her bathroom, the scene points to suicide. But a coroner's inquest and a unique application of forensic science gave investigators a different explanation for her death.
A serial killer was on the loose and police had to find him before he struck again. Their most promising lead was an unusual one: a bloody fingerprint on the body of one of the victims.
A woman is found dead in a ravine, but crucial crime scene evidence had been washed away by severe thunderstorms. Almost 20 years later, an old hat brought the killer to justice.
In 2007, the Florida mobile home of Effie and Michael Ratley catches fire. Michael heroically rescues his wife and infant son. A month later, his wife is found beaten to death in a bedroom of his parents' home.
A police officer accused of killing his estranged wife insists she committed suicide. Investigators say it was murder - that it was physically impossible for the woman to have shot herself.
When two women from the same town were murdered in the same way, police feared a serial killer was on the loose. At first they thought the victims had nothing in common until they found tiny clues linking them to the same man.
Time of death becomes pivotal after a pregnant woman is found murdered in her air-conditioned bedroom.
The body of 16-year-old Leanne Tiernan was discovered nine months after she disappeared. Forensic scientists found clues that painted a virtual portrait of her killer.
A young, attractive hairdresser was sexually assaulted and murdered in her own beauty salon. The evidence at the crime scene didn't match any of the suspects and the case went cold for ten years.
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