The Dneprepetrovsk Maniacs – Serial Killers (Serial Killer Biography Series)

They became famous through an internet video known as "3 Guys, 1 Hammer," which many viewers thought depicted a staged murder.

But it was real.

Viktor Sayenko and Igor Suprunyuck had killed at least 21 people, including a pregnant woman whose fetus they had cut from the womb.

To this day, the 'hammer video' can be found on the internet... and to this day, the parents of the Maniacs claim that their sons are innocent. But are they?

Read all about this fascinating, yet horrifying case, and decide for yourself!