5 Most Terrifying Serial Killers Still At Large

Presenting the 5 most terrifying serial killer mysteries that no true detective could solve...including the disturbingly punctual February 9th Killer, the gruesome Long Island (Craigslist) Serial Killer, and the Zodiac -- the most famous serial killer never caught.

5 Most Terrifying Criminals Still At Large

Can anyone solve these cases before they strike again? Join Dark5 ►► http://bit.ly/dark5 Presenting the 5 most terrifying mysteries that no true detective could solve... including the dangerous and psychopathic Beer Man of India, the poisonous "yukaihan" Vending Machine Killer of Japan, the disturbingly punctual February 9th Killer, the Long Island (Craigslist) Killer, and the Zodiac -- the most famous killer never caught.