Stranger At The Door: Hidden Victims

It could be the most notorious suspected serial killer case in North Texas history: 18 elderly North Texans murdered in their homes. For years though, families had no idea their loved ones became the victims of heinous crimes in their final moments. But a survivor led police to a suspect, and a jewelry box led them to a new victim. We explore how detectives uncovered victims in the shadows, and what lies ahead in the trail of the accused killer.