Martin Tankleff spent 17 years in jail, wrongly accused of his parents’ deaths. Twin brothers learned how to commit the perfect murder by watching television. A gunman shot and killed 20 children during a horrific school shooting. These are the cases ‘My Life of Crime’ podcast host Erin Moriarty has covered throughout her career - and there’s one that completely broke her. Find out more about Erin Moriarty here. Get episodes of I Catch Killers a week early and ad-free, as well as bonus content, by subscribing to Crime X+ today. Like the show? Get more at icatchkillers.com.au Advertising enquiries: newspodcastssold@news.com.au  Questions for Gary: icatchkillers@news.com.au  Get in touch with the show by joining our Facebook group, and visiting us on Instagram or Tiktok.See omnystudio.com/listener for privacy information.