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.
When a young fireman died from what appeared to be serious but undiagnosed heart disease, his family and friends had no proof of foul play.
S12E3 21 min
