The puzzling death of a young woman found in the Montana wilderness leads to her family's decades-long quest to find justice in the case. Correspondent: Keith Morrison.
The sudden death of a healthy 31-year-old man is investigated when an autopsy report reveals he died of mysterious poisoning by antifreeze. Keith Morrison is the reporter.
The double murder of a coin collector and his wife in their Missouri home is investigated. Dennis Murphy reports.
NBC's durable newsmagazine, featuring a mix of investigations, news updates and interviews.
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