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S4:E14 Kill Code: Black Dahlia & Zodiac - Two Cases, One Killer?
First Aired: January 22, 2026
Runtime: 33 min
The Zodiac and the Black Dahlia murders: Two of America's most notorious unsolved mysteries. Could it be the same killer? Following a trail of cryptic clues, an amateur sleuth now says he’s cracked the code on both cases.
