In 2012, when San Diego police used DNA testing to try and solve the 1984 beachside rape and murder of a 14-year-old girl, they came up with two suspects: a convicted rapist who’d died in 2011, and a man who’d worked as a SDPD crime-lab analyst from 1982-2002. Was the analyst guilty ... or had his DNA simply gotten…

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The Sinister Mystery of the Circleville, Ohio Poison-Pen Letter Writer 

New Jersey’s eerie “Watcher” mystery has a precedent: In 1976, the citizens of Circleville, Ohio began receiving sinister handwritten letters. The anonymous author knew many personal details about each resident and claimed to be watching them. They were postmarked from Columbus, without a return address.