They Killed Rosemary

This a true story mixed with fiction or roman à clef about a curse inflicted on a certain family named the Kennedys. It was their powerful progenitor that caused such an abomination on his own daughter; which resulted in her retardation. The curse would ravage three of his sons he desperately tried to put in US power, but sadly a non-Kennedy fell into this curse and her name will be forever remembered as Mary Jo Kopechne. The daughter of Rosemary's childhood friend.