Den "perfekte forbrydelse" findes ikke. Find ud af hvorfor i Forensic Files, hvor virkelige efterforskere sætter spor og beviser sammen for at opklare de mest uhyggelige forbrydelser.
In 1971, John List left a note with the bodies of his mother, wife and three children in his mansion ballroom before disappearing completely. Detectives must solve the case, despite having only an outdated photograph of List.
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