Snyder County, PA – A pair of deaths in Snyder County have been ruled accidental.

In late March, 15-year-old Jada and 41-year-old Donovan Gillison were found dead inside their home near Selinsgrove.

Investigators say that testing results from both bodies show that both victims died from carbon monoxide poisoning. They say a vehicle was left running in the garage beneath the living area of the home.

About 400 people die each year from CO poisoning.