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.
Police investigate a discarded sleeping bag containing bloody sneakers and a purse, which eventually leads to the body of a young woman. A mark found on the victim's body enables police to track the killer.
S9E1 21 min
