Ex-wife of man accused of killing his daughters and ex-wife describes conflict-filled relationship

A man accused of killing his former partner and two daughters before committing suicide in Doral had a turbulent relationship with the children's mother, according to his ex-wife. Investigators identified the victims as 11-year-old Savannah, 8-year-old Sienna, and their mother Melanie Hyer, with the father Ryan Whiten suspected of the killings.