Through the heartbreaking stories of The Gilgo Four a damning pattern emerges. In revisiting old interviews Josh reveals how every clue needed to catch the Long Island Serial Killer was hidden in plain sight within these four women's cases, yet somehow slipped through investigators' hands. Was this oversight due to corruption or something far more nefarious?

BREAKING NEWS: L.I.S.K. PLEADS GUILTY
01:07

Inside Monster: Hunting L.I.S.K (with Maggie Freleng and Josh Zeman)
38:23

Tip of the Century [6]
50:18