20 baffling forensic cases that stumped everyone
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The Black Dahlia
Elizabeth Short, an aspiring actress, was brutally murdered in Los Angeles in 1947. The LAPD conducted a lengthy, high-profile investigation, but a lack of forensic evidence (beyond the mutilated body, itself) left the detectives empty-handed. “Today, the Black Dahlia murder remains one of the oldest cold case files in L.A., as well as the city’s most famous,” according to Biography.