Hairs and Fibers: The tiniest filament can become a mark of distinction in the most singular and intimate of ways. Investigators have come to rely on forensic evidence as fine as a carpet fiber or as innocent as an eyelash to crack difficult cases.
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When lovers turn on each other, or marriages fail, some ruthless spouses find a grisly way to gain an uncontested divorce with no paperwork. When murder tears lovers apart, forensic science must put piece together the mystery to catch the killer.
Sometimes killers are careful to leave no fingerprints behind. But methods of the murder itself can leave a lasting impression on police, especially when the tools (or weapons) of a killer's trade leave an innocent victim marked for death.
When killers are driven by jealousy and desire, their desperation is evident in both the crime and their efforts to avoid detection. But forensic science can reveal even the slightest mistake to solve crimes of passion.
Some people will let nothing stand between them and their goals. In their tortured minds, raw desire replaces all reason, and homicide becomes a convenient means to an end.
A millionaire is found dead, murdered for a stash of buried silver. A young woman dates violent men, only to be killed by her best friend.
In Columbus, Ohio, a woman is found shot in the head. The death is ruled a suicide, but something is not right and detectives refuse to let the matter rest.
No matter how chaotic or how clean a crime scene appears to be, the culprit is bound to leave something telling behind. Occasionally, it's nothing more than a fingerprint or shoe tread. Sometimes that's all that's needed.
Fingerprinting: The identification Division of the FBI relies on fingerprints as one of the most effective ways to identify criminals.
They know as much about crime as any crime fighter, or any criminal. They're the crime writers, and through their eyes we see murder most foul.
Investigators are always on the cutting edge of new forensic techniques that can help them solve cases more accurately. An experimental brain fingerprinting technique has already won the acquittal of a police officer accused of a drug charge.
Forensic scientists find clues written in blood as they investigate the deaths of three women killed by the men who once loved them.
Killers often attempt to deflect attention away from their crimes by hiding the remains of their victims. Bodies may lay hidden for years before they are discovered.
In San Diego, California, a killer has left behind pieces of evidence. Detectives must sort through these small clues to prove murder.
To the astute detective and forensic specialist, the biggest clues often hide in plain sight, and what seems trivial to some is in reality Critical Evidence.
Hairs and Fibers: The tiniest filament can become a mark of distinction in the most singular and intimate of ways. Investigators have come to rely on forensic evidence as fine as a carpet fiber or as innocent as an eyelash to crack difficult cases.
George Orwell's concept of Big Brother remains in the realm of fiction. But as technology becomes more a part of our lives, it's becoming increasingly more difficult to make a move without leaving behind an electronic trace.
The show examines cases of poison and deadly chemistry and shows how forensic experts are solving mysterious deaths today and from the past.
Investigators rely on forensic odontology to identify a body from a single tooth and to catch two brutal killers from their bite marks.
A young girl playing in her yard in Spokane, Washington suddenly vanishes. In St. Louis another girl leaves to visit a friend. She never arrives.
Missing Person: Approximately 1.8 million Americans are reported missing each year. Worldwide, the number of missing persons nearly triples.
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