RUSSIAN cops are on the hunt for a sinister “ serial killing sex attacker ” who is suspected of targeting young children with eye squints. Eight girls and one boy are feared to be the victims of the suspect’s horrific crimes in Tyumen, Russia that dates back to 1997.... 5 A number of children have vanished from the city of Tyumen, Russia Credit: East2West 5 The latest, Nastya Muravyova, was found in a lake last week Credit: East2West The latest to fall victim to the evil predator was missing ni