There's been a lot of speculation around the Delphi murders, including assumptions about the family of suspect Richard Allen. We spoke to therapist and licensed clinical social worker about betrayal trauma, and the implications of that psychological phenomenon when it comes true crime cases.Send tips to murdersheet@gmail.com.The Murder Sheet is a production of Mystery Sheet LLC .See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.