The fire department came and advised they did not see any signs of carbon monoxide leak or poisoning. The New Mexico gas company came to the residence and conducted testing on the gas lines in and around the house, and concluded, "As of now, there are no signs or evidence indicating there were any problems associated to the pipes in and around the residence."
The deceased dog, a German Shepherd, was found 10 to 15 feet from Betsy, in a closet of the bathroom. Two other dogs were found alive and healthy -- one inside the house and one outside.
The bodies were discovered by 2 maintenance workers, who said they hadn't seen them in approximately 2 weeks. When the maintenance workers arrived to discover the bodies, the front door was ajar, but the deputy says there were no signs of forced entry.