Forensic Files
After shooting his victims in the head, the killer staged the scene, placed the incriminating evidence into a plastic bag and tossed it into the river.
After shooting his victims in the head, the killer staged the scene, placed the incriminating evidence into a plastic bag and tossed it into the river.
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A young TV news producer is raped and murdered in her apartment. Investigators turn to the Commonwealth of Virginia's DNA Databank.
In 1998, an evening out at a Maryland murder mystery theatre performance turns into a real-life whodunit when the badly burned body of Stephen Hricko is discovered in his hotel room after a fire.
In 2008, the body of Colorado real estate developer Alan Helmick was found by his wife, Miriam, who then became the prime suspect.
In 1981, six-year-old Cassie Hansen disappeared from her St. Paul, Minnesota church during an evening service.
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.
Police led an intense search and relied on forensics when the mother of two young children went missing.
An investigation into the murder of a World War II veteran slowed to a halt when the prime suspect had a solid alibi. But a lucky break led to a shady character who wore distinctive boots.
Police investigate a discarded sleeping bag containing bloody sneakers and a purse, which eventually leads to the body of a young woman. A mark found on the victim's body enables police to track the killer.
For more than a year, hateful letters were sent to a school teacher in Pennsylvania. DNA analysis would eventually help seal the perpetrator's fate.
The police investigate when a severed leg is discovered among garbage. Conventional means of identifying the victim are impossible, leading investigators to rely on DNA, forensic anthropology and toxicology.
On a cold December night in 1993, Rose Larner stopped in a convenience store on her way to her boyfriend's house. She was never seen or heard from again. A tiny clue found years later revealed a tragic tale of drugs, romance and revenge.
The woman in the back of the truck was flailing her arms, screaming. They thought she was doing something dangerous for the fun of it.
Survivors of Nazi atrocities recognized Archbishop Trifa as having led an attack against Jews during WWII.
One investigator's quick thinking helps him capture a shoe impression made in snow before it melts away.
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.
A suspicious fire swept through an apartment killing two young women. A closer look at the fire scene revealed something hidden in the ashes.
In 2003, Tiffany Rowell and three of her friends were brutally murdered in affluent Clear Lake, Texas.
The victim was well liked and successful, which made the brutality of the crime even harder to understand.
Police don't have a basis for comparison to match shoe impressions, blood drops and DNA evidence from a murder scene.
A suspect's former lover comes forward with a tale of murder, mutilation and cremation, but there's no way to test the story's validity until a plant pathologist and a dendrochronologist conduct tests where the cremation supposedly occurred.
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