The Girl Next Door: What Happened to Hunter Grissom?

On May, 15th 2012, 27-year-old Hunter Grissom is gunned down at work by his ex-wife, Tracey Grissom. She alleges Hunter had abused her and that she killed him in self-defense. His family believes she hunted him down and that the abuse allegations are false. In Part 1, Erin takes you inside the investigation into the killing of Hunter Grissom and the 48 Hours episode, "The Girl N​ext Door”.