New York denizen Arohn Kee is a lesser known serial killer, but no less odious. He preyed on teenage girls in Harlem.

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A 15-year-old is snatched off the street on an early morning run. A man goes head-to-head with a killer chimpanzee, and a woman is shot and left for dead in a freezer.

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When a police officer is murdered in Atlanta, the suspect list is vague at best. The case seems destined to stay on the cold case shelf forever... until a brave little girl speaks up about her attacker and investigators close in on the man responsible for both crimes.

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Carolyn Jansen, 43, is found dead, stuffed into a duct-taped container in Aurora, Colorado . Detectives have two suspects but no clear way to tell who is the killer. Forensics, and a fearless DA, will finally reveal her murderer.

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Teri is jammed into a trash can filled with snow and left to die by her ex-husband. Angela scrambles to escape a gruesome pile up of injured bodies after an escalator malfunctions at a sports stadium. Ed is jumped by three men with knives in a random attack carried out as part of a gang initiation.

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In 1996, Aimee Willard was home for the summer in Northern Pennsylvania. One night, her car was found abandoned on a highway off-ramp with blood on the nearby pavement. Investigators are left to figure out where she is... and what happened to her.

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Police in Albany, N.Y., get a surprise when a killer they think targets only older women is suspected in the murder of an elderly man. The contents of a secret storage shed holds the grisly clues to a murder that has gone cold for more than 14 years.

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Tanya is 14 years old when she is seduced and brainwashed by a 38 year old security guard at her school. Andy is hiking when he is attacked by a mountain lion with only a pocket knife to defend himself. Denise is returning home from work when she is attacked by a man who has been stalking her from the train.

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In this special episode, Cold Case Files follows Sacramento County deputy district attorney Anne Marie Schubert as she hunts for a killer. Her target is a murderer who brutally stabbed a man to death in his home 16 years earlier, and she plans to find justice using a new grant for DNA testing.

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The story of the hunt for one of the most notorious serial killers in recent American history--the BTK killer, who terrorized the Wichita, Kansas, area for years. After committing at least seven brutal murders, BTK (for Bind, Torture, Kill) vanished for over 25 years before sending clues of his crimes to the media in 2004. He continued to avoid capture until a forensic computer expert traced a computer disc that led investigators to a surprising suspect--a church president.

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