She just kept saying, they killed him. Josh Mankiewicz Someone murdered her husband, but left her alive. And that left police suspicious. Was it possible she was involved in her Husbands Murder . The indicators are in cases like this, that its the spouse, not a random act. Josh mankiewicz but why would she kill a man she obviously loved . They never fought. They always were very happy. Josh mankiewicz this was a Family Affair all right, but it was another family that was keeping secrets. You ever seen anything like that before . No. Josh mankiewicz one father who fought to save his son, another who used his son to save himself. Hes a monster. [music playing] Craig Melvin hello, and welcome to dateline. Joe morrissey was a respected scientist who loved his work. Thats where he met kay, who shared his passion and would eventually become his second wife. Then late one night, joe, kay and their young son were attacked inside their Florida Home. Investigators did not know what to make of th