When 18-year-old Conrad Roy is found asphyxiated in his pickup truck, his death is quickly ruled a suicide. But as detectives retrace Conrad’s final moments, a trail of texts left behind on his cellphone reveal a toxic teenage romance between him and 17-year-old Michelle Carter, turning the investigation upside down. But in an unprecedented case, in which Michelle stands accused of Conrad’s murder and prosecutors allege that her words were deadly weapons, there is no state law to lean on. Up against 317 pages of damning text messages, the defense must rely on an unusual defense to convince the judge of Michelle’s innocence.

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Barbara Stager is convicted of murdering her second husband after being acquitted of killing her first.

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How the double-jeopardy law prevented confessed killer Melvin Ignatow from serving time in the death of his fiance.

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On the outside, veterinarian Valerie McDaniel and her boyfriend Leon Jacob look like they have it all. But in February 2014, Houston police receive a tip from a conscientious bail bondsman that a murder-for-hire plot is in the works and a woman’s life may be in danger. What ensues is a high-pressure police sting operation, the performance of an investigator’s career, a staged kidnapping, and a shocking suicide that leads to an explosive trial in which the defendant’s own words come back to haunt him. Features interviews with the bail bondsmen who tipped off police, the cop who went undercover to protect the lives of the intended victims, as well as prosecutors and defense attorneys and actual footage from the undercover sting operation.

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American Justice highlights the 1980 murder of Michigan woman Shannon Mohr, whose killer was caught because of her family's unwavering efforts.

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Candy heiress Helen Brach disappears without a trace in February 1977 and her former lover is later convicted in connection with her death.

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After beloved 60-year-old chiropractor Mary Yoder falls violently ill and dies, her autopsy report reveals she didn't die of natural causes. Police soon realize it may be murder.

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The case of a convicted rapist who was pardoned when his alleged victim recanted her testimony.

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