Very sweet couple. umm, just really good hearted. reporter: donna survived and was airlifted to a miami hospital we were told that donna woke up feeling paralyzed. paralyzed paralyzed is what was reported to us couldn t move, said her arms and legs were swollen, and that she could see vince laying in the floor at that point, it was it may be that he was dead at that point? it could be, yeah reporter: health experts say dizziness, nausea, and temporary paralysis suggest carbon monoxide poisoning. they are examining the water heater and air-conditioninger and propane sly for a leak the yellow crime scene tape has been taken down, most unaware of what happened. my biggest concern is three people passed away in the same villa, another became very ill am i safe to go to