After the Grimes sisters’ corpses are discovered under a bridge, the police try to nail down the perpetrator amid a heavily mismanaged investigation. The gruesome crimes hearken back to an earlier Chicago crime—could the girls be the victim of a serial killer? Chilling phone calls made to the girl’s mother suggest so. Carter and Wenndy investigate the girls’ deaths, and whether it was premeditated or it was just bad luck. 
Learn more about your ad choices. Visit podcastchoices.com/adchoices