British man allegedly fathered up to 600 children through sperm bank donations

Barry Stevens standing next to a photo of Bertold Wiesner (Photo credit: Tornoto Star)New DNA tests suggest the owner of a British fertility clinic may have fathered as many as 600 children, while keeping his donations a secret. And in an even stranger twist, one of his newly discovered offspring says the man's belief in eugenics may have been behind the decision.