In Pursuit with John Walsh - Season 4 Episode 12
John hunts for Jose Bustos-Diaz, a convicted killer and prison escapee suspected in another slaying. Later, Cal's in pursuit of Benjamin Williams, accused of murdering his ex-girlfriend in front of her two young children, including his own baby.
- Genre: Crime, Mystery, Documentary, Drama, Reality
- Studio: Investigation Discovery
- Keyword: sexual abuse, homicide, kidnapping, exploitation, investigation, murder, tragedy, criminal, true crime, missing child, childhood sexual abuse, child abduction
- Cast: John Walsh, Callahan Walsh