Episode 4: "Justice for Haley" -- A search of the Henthorn home leads investigators to expose one of Harold’s biggest secrets. Shott and Grusing, her FBI partner, are confident that Harold murdered Toni, but they must assemble an airtight case with every scrap of evidence they can find. Produced by Lone Wolf Media for ABC News Studios, streaming on Hulu. Learn more about your ad choices. Visit megaphone.fm/adchoices