The DNA Detective
20/20 · Season 2018 · Episode 42
Teacher's gruesome 1992 death launches decades-long mystery; Pennsylvania teacher's 1992 death grows cold.
Episode Details
Air date, runtime, timezone, and episode position.
Season
2018
Episode
42
Air Date
05/Oct/2018
Air Time
22:00
Runtime
60 min
Overview
Episode summary.
Teacher's gruesome 1992 death launches decades-long mystery; Pennsylvania teacher's 1992 death grows cold.
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