Police confirm a criminal investigation is underway into the near - fatal incident . CNN 's Marylynn Ryan contributed to this report . Police question Detective Cannon about bruises on actress Kristina Morgan . Whitney Houston 's daughter was found unresponsive in hospital January 31 .
Police confirm a criminal investigation is underway into the near - fatal incident . Police question Detective Cannon about bruises on actress Kristina Morgan . Whitney Houston 's daughter was found unresponsive in hospital January 31 .