Jason CollinsMore From JasonMISSINGThough their cases may be decades old, new technology is helping ID 'Jane and John Does'New technology and volunteer groups are helping police identify decades-old John and Jane Does. Finding their identities helps bring closure to families. NEWSHubris and search history: How the man who killed an Illinois college student was caughtIn 2017, a University of Illinois student went missing and was later declared dead. The suspect was caught because of an internet search history and his own bragging. GANGSTERSA juvenile fight leads to a moniker for life: How Sammy 'The Bull' got his nicknameSammy "The Bull" Gravano is a famous mobster who was known for killing and ties to John Gotti. But, do you know the story about how he got his nickname?SERIAL KILLERSCopycat killers: When famous murders become inspiration for other killingsCopycat killers are uncommon, but here are some cases of people finding inspiration in other murderers. Could social media lead to an increase in these cases?COLD CASESThe Delphi Murders — what's the delay in solving the Indiana double murder casePolice in Indiana continue to investigate the Delphi murders of two teenagers. But, has being tight-lipped about details of the case hurt efforts to find the killer?SERIAL KILLERSAngels of death: When healthcare professionals turn to murder it leaves a trail of bloodWhen nurses and doctors turn to murder, it often leaves a shocked nation and a trail of murder. Here are cases of serial killers among health professionals. SERIAL KILLERSThe story behind early serial killers The Bender Family and the ties to 'Little House on the Prairie'"The Little Hosue on the Prairie" is one of the classic pieces of American writing, but did you know there is a tie to the early serial killers the Bender Family?FEATURESKeeping a piece of the murder: Eerie 'trophies' collected by serial killersSome serial killers have kept trophies of their murders. Here are the stories of some killers, the items they kept and why some experts believe some need memories of their actions. CELEBRITY JUSTICEIs Stockholm Syndrome real? The legacy of Patty Hearst and the Symbionese Liberation ArmyPatty Hearst was abducted in 1974 and later seen helping the group that kidnapped her. Some blamed Stockholm Syndrome, but how much of it is real? FEATURESThe woodchipper murder: How the effort to cover up a killing both disgusts and impressesHelle Crafts' murder has gained fame for the way her husband tried to cover it up by putting her through a woodchipper. Here is the story of their lives and her death.SERIAL KILLERSYou Are What You Eat: Cannibal serial killers in real life and in media are almost always compared to one characterCannibal serial killers are the worst murderers many can think of, but they are rare. Whether in real life or TV they are almost always compared to one character, Hannibal Lector.SERIAL KILLERSHow a neighborhood might have been notorious serial killer Jack the Ripper's best accompliceJack the Ripper killed five people in London in the 19th Century, but his story lives on years after he died without his identity known. Here's how a neighborhood might have helped. FEATURESSex, mutilation murder: The details of a killing in Japan keep it in the spotlight even 100 years laterConvicted murderer Sada Abe reached celebrity status in Japan because of how she killed. It's a story of sex and a man being mutilated. Here are the details of her crime. FEATURESRASPUTIN’S MURDER: HOW MUCH IS TRUE AND HOW MANY TIMES CAN ONE MAN DIE?Rasputin, the "Mad Monk of Russia," is a notorious political figure in the early 20th Century. He was murdered, but just how much of how he was killed is true?WHAT TO WATCH & LISTEN TO'IT WAS EVIL': INVESTIGATORS TALKS ABOUT BRUTAL, SATANIC KILLINGS AHEAD OF NEW TRUE CRIME DOCUMENTARYOne of the investigators or the brutal, satanic murders in Fall River, Massachusetts, recalls the case ahead of a new EPIX True Crime doc. FEATURESTHE UNTOLD STORY OF PEDRO RODRIGUES, THE MAN WHO CLAIMED TO KILL MORE THAN 100 PEOPLE. VIGILANTE OR SERIAL KILLER?Have you heard of Pedro Rodrigues, the man dubbed the "killer of killers" in Brazil? Here is the untold story of the man who may have killed more than 100. SERIAL KILLERSUNITED IN MAYHEM: HOW MARTHA BECK AND RAYMOND FERNANDEZ BECAME THE LONELY HEARTS KILLERSYou may have heard of the "Lonely Hearts Killers," but did you know about the trauma they experienced early in life that might have contributed to their killing spree?FEATURESTHE STORY OF THE LIZZIE BORDEN MURDERS — ONE OF AMERICA'S EARLIEST CAPTIVATING CASES Lizzie Borden was accused of murdering her parents in Massachusetts in the 19th Century. Her case became one of the first notable trials in the U.S. SERIAL KILLERSTHE STORY BEHIND EARLY AMERICAN SERIAL KILLER'S "MURDER CASTLE" — DID IT EVEN EXIST? The "murder castle" of Chicago killer H.H. Holmes is known throughout the world. But, did it even exist? Experts are skeptical on early serial killer fable.