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The FBI learns more about Bruce Ivins’ peculiar past behaviors after an old colleague raises red flags. Ryker and Dani trace the origin of the letters.
First Air Date : May 27, 2019
Last Air date : Nov 30, 2021
Episode : 12 Episode
Season : 2 Season
Runtime: 50:14 minutes
Studio: National Geographic
Country: United States of America
Crew:
