Before a live audience at Crime Con Denver 2025, Nancy Grace is joined by Gabby Petito's father, Joe, and stepmom, Tara, along with Joseph Scott Morgan, professor of forensics at Jacksonville State University, and Sheryl McCollum, Cold Case Investigative Research Institute founder.

Hear how the Petitos learned of their daughter's death, as well as how they have dealt with the knowledge that Brian Laundrie's parents reportedly knew Gabby was dead and did not share the information.

Learn more at the Gabby Petito Foundation, https://gabbypetitofoundation.org, and donate to their fundraiser to raise money for a security fence for a domestic violence shelter.