Gabby Petito' unpacks the true story behind the chilling case that captivated the nation almost four years ago.

FORT MYERS, Fla. — The new Netflix documentary, "American Murder: Gabby Petito," has sparked backlash after using an artificial intelligence-generated voice-over for Petito's narration. Netflix's "American Murder: Gabby Petito" faces backlash for using AI-generated voice-over.

Brian Laundrie's sister, Cassie Laundrie, has spoken out about her estranged relationship with her parents and her lack of involvement in the murder of Gabby Petito.