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The family's journey through grief is further complicated by the recent release of a new docuseries titled American Murder: Gabby Petito. The series delves into the dynamics of Brian and Gabby’s tumultuous relationship, exploring the red flags that may have indicated the onset of violence. Federal investigators have determined that Gabby’s cause of death was indeed a homicide, resulting from manual strangulation and blunt force trauma. Meanwhile, Brian’s remains were located in October 2021, with his death ruled a suicide by gunshot.