People Magazine Investigates S05E05 - Blood Ties

On a snowy night in January 1980, college student Helene Pruszynski disappears after reaching her final bus stop. When her body turns up in a snowy field, police launch a long and frustrating investigation that pushes family and detectives to the brink of hopelessness. Their hope is revived when they discover that cutting edge forensic genealogy may hold the key to finding Helene's murderer.