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.
A millionaire and his family were executed in their own home. For three years, the murders went unsolved. Finally, a 30-year-old box of ammunition and some fluorescent fibers revealed the ultimate betrayal.
S11E40 21 min
