In Woonsocket, Rhode Island, women are disappearing at an alarming rate. How do you catch a killer when there are no victims? Our experts analyze the actions of an utterly unsuspicious, highly organized serial killer who nearly got away with it.

In rural Michigan, a young woman is found drowned in a lake, her baby missing. But they're not the only locals who've recently vanished only to turn up dead. One elusive man is at the center of it all.