When Teresa Halbach went missing and was presumed dead, the police targeted Steven Avery for the crime. But Avery's 16-year-old nephew Brendan Dassey told the police that he saw Halbach driving away from Avery's property the day she supposedly was murdered. This version of events would be devastating to the state's case if it ever reached Avery's jury. The police decided to interrogate young Dassey again. For their next go-around they questioned...