Five years after divorcing Marc Evonitz, Bonnie Lou finally felt settled. Then the FBI came to her door. Kara Robinson Chamberlain had escaped after he kidnapped her at 15, and agents believed he was a serial killer. His ex-wife says her life with him was "basically a crime scene." Watch "The Serial Killer Connection" Wednesdays on ID and stream on @HBO Max #SerialKillerConnection @Bonnie Lou @Kara Robinson Chamberlain