Mysterious shootings in the darkness of night with no obvious motivation have law enforcement worried Stockton, California may be home to a new serial killer.
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The duo known as the Sunset Strip Killers had a brief bout of notoriety in the summer of 1980, exploiting and killing teenage runaways and sex workers.
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Serial killers will often establish a pattern, a method used over and over again in order to repeatedly commit their crimes -- like Paul Runge.
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While Larry Hall was never convicted for murder and was imprisoned solely on a kidnapping charge, he was excited to take credit for killing many women.
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Born seconds after his twin brother in 1962, serial killer Larry Hall is believed to have murdered up to 54 women. So what happened to Gary Hall?
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Small-town mom Michelle (Shelly) Knotek, known around town as a helpful friend, shocked millions when the truth about her home life came out.
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Conman H. H. Holmes was the first American serial killer. He died by hanging in 1896 but a living descendant believed Holmes may have pulled off one last trick.
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Seminole Heights faced a real fear in the fall of 2017 as a serial killer began an active execution campaign, shooting citizens in senseless acts of violence.
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In 2016, authorities investigated a plea for help, but they had no idea what awaited them. Here are some chilling details about serial killer Shawn Grate.
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Israel Keyes was a serial killer from Utah said to have killed 11 people before being apprehended in 2012. Here's how he kept his daughter out of the spotlight.
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The biological son of infamous killer Charles Manson changed his name to distance himself from Manson's horrible legacy, but his life would be mired in tragedy.
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Andrew Cunanan killed fashion icon Gianni Versace in 1997, which led to his intense media coverage. But, this is what you need to know about who raised him.
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Serial Killer Charles Ng has been sentenced to death by lethal injection and awaits his punishment in jail, but the trail has cost California a fortune.
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Charles Ng was convicted of perpetrating some of the most sadistic murders in modern history, and sentenced to death. When might he be executed?
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It was a partnership that brought out the absolute worst in both men, the stuff of nightmares and horror films. How did Lake and Ng become acquainted?
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Monte Merz is believed to be the man behind a few murders, including a case that went unsolved for more than 60 years.
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In 1956, 18-year-old Barbara Jean Jepson was found raped and stabbed to death in her San Fernando Valley home in California. It was solved years later.
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Billy Mansfield Jr's "house of horrors" held secrets of buried skeletons, some of which remained unidentifed until recently. Here's what you need to know.
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Serial killer Billy Mansfield, Jr., was convicted on various charges, including the deaths of multiple women and girls. Here is what has happened to him.
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Netflix's "Night Stalker" featured Frank Salerno, one of the detectives who solved the case of Richard Ramirez. This is what Salerno's done since retiring.
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Who, then, is the most terrifying serial killer of all? We checked in with Mike Oh, creator of the true-crime YouTube channel "That Chapter."
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Many people experience difficult, painful childhoods, and may or may not rise above those tragic circumstances. Very few become serial killers.
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Is there some way to tell if someone is going to turn out to be a serial killer? True crime expert Mike Oh from That Chapter weighs in.
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Dennis Rader, aka the BTK Killer, raised a family during the years he killed 10 people. Here's what happened to his children.
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After Eric Edgar Cooke's random killing sprees in Perth in the 1950s, residents began to live in fear of "The Night Caller." Here's how he was caught.
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Lizzie Halliday made headlines for all the wrong reasons during her infamous life. Here are some of the most chilling details of the "Worst Woman on Earth."
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We don't usually think of children as killers. But 1968, a young British girl named Mary Bell shocked investigators after they linked her to two brutal murders.
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