At a murder scene, investigators find a shoe print, several foreign hairs, and unknown fingerprints. But they believe the most telling piece of evidence is the bite mark on the victim's chest.
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Autopsies connect several deaths to poison-induced liver disintegration.
When the decomposed body of a young girl is discovered, police have no clues to her identity.
Time of death becomes pivotal after a pregnant woman is found murdered in her air-conditioned bedroom. A striking similarity between her death and an HBO movie gives examiners the clues they need to thaw out the alibi of a cold-blooded killer.
Woman suspected something wrong with her father flew back a thousand miles to find his home empty.
FBI psychological profiling and DNA fingerprinting track a serial rapist and murderer.
After the suspect was convicted of arson and murder, he was sentenced to 25 years in prison.
Ten years after the murder of a rock singer, scientists use evidence to bring her killer to justice.
A pregnant woman is found murdered in her air-conditioned bedroom.
A 34-year-old nurse experiences a variety of flu-like symptoms. None of her doctors can discover the cause until she visits the gynecologist for a routine checkup. Then she learns it's something far worse than the flu.
Who put a bomb in the home of a 29-year-old woman and killed her?
Microorganisms found in the mouth of a murder victim lead to the killer.
A serial killer taunts police by strangling prostitutes and leaving their bodies in plain sight.
Police are suspicious of a mysterious car crash that kills a young man.
Haunted by the disappearance of her mother, a young woman investigated her own. Her mother's diary was in the cold case file. There, she discovered a dark family secret, which might have been the reason her mother vanished.
On May 12, 1994, Crystal Perry was viciously murdered in her home in Bridgton, Maine.
When police recovered the submerged car of a man reported missing, they expected to find his body. But it wasn't there. The investigation that followed would uncover an obsession turned deadly and the motive for murder.
A church member gets gunned down after leaving choir practice; investigators have little to go on.
The kidnapping of Adolph Coors leads to one of the most intense manhunts in US history.
The crime scene was especially violent: A husband and wife had been shot to death in their bedroom.
A woman who was known to have suffered from depression apparently took her own life.
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