The family of four who was found dead due to carbon monoxide poisoning had recently installed a water heater that was leaking gas at high levels, according to police.
Gabe Reitter III, his wife Jennifer, and their children Gabe IV and Grace, along with their three dogs were found dead at their home in Ohio on May 2, when police responded to their home for a welfare check. The four family members were found in separate rooms, such as on their beds or in the bathrooms, police said in a statement (pdf).