Family of Gatineau couple found dead abroad disputes cause of death findings

Dominican authorities say pair died of natural causes, family blames carbon monoxide

The initial results the family received from Dominican authorities said the cause of death was due to respiratory failure, pulmonary edema, high blood pressure and diabetes mellitus.

But Gilles Sauvé Jr., Christine's brother, found it unlikely that the two would die from natural causes on the same night — and blames carbon monoxide poisoning