When the 18-year-old desk clerk of a beachfront condo is found brutally murdered analysts use brand-new mitochondrial DNA technology to prove the killer's identity.

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A Texas love triangle turns deadly, and it appears to be an open and shut case until technology tells the tale.

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The Circus Singer 

In 2017, CNN reporter Thomas Lake receives a phone call from a circus singer who tells a wild, hard-to-believe story: James Brown didn’t die of natural causes in 2006; instead the Godfather of Soul was murdered. After months of calls from the circus singer, Lake decides to fly to Chicago to meet Jacque Hollander in person. There Jacque proves her connection to James Brown and shows Lake a videotape of a polygraph test she took in 1995 that was administered by a former FBI agent.

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A 70-year-old, retired veteran is found dead on his boat after a bad sea storm. Investigators later discover he was killed during an attempted robbery after winning $400 in Keno.

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Patients at the VA Hospital in Clarksburg, WV keep dying after experiencing shockingly low blood sugar levels. An investigation into their deaths reveals an overnight nurse was injecting patients with lethal doses of insulin.

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A Los Angeles based kidnapping, ransom, and murder ring run by Russian immigrants is exposed when a pair of retired scientists use sonar equipment to locate its victims at the bottom of a reservoir.

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When an 18-year-old girl is abducted while talking on a pay phone, forensic evidence found on her clothing points police in the direction of a suspect who shockingly confesses that he didn't act alone.

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When a 23-year-old Marine collapses and dies, doctors initially believe a heart attack is to blame. But when arsenic is found in some of his organs, prosecutors charge his wife with murder. A quick-thinking attorney and toxicology testing uncover the truth and ensure that justice prevails.

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A young single mother is abducted from a gas station and later found stabbed to death near an oil field. Detectives use shoe and tire impressions to weed out numerous suspects to find their killer.

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When a 79-year-old woman is found shot to death in her own home, investigators initially suspect her long-time husband and a violent neighbor with a penchant for threats. But shell casings recovered at the scene and a high-tech database reveal the killer to be the last person anyone suspected.

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