A 78-year-old man was found dead inside a Bristol Township home on Tuesday and police have now arrested his stepson, the Bucks County District Attorney's Office said. Brian J. Carey, 41, is considered as a person of interest in the homicide investigation and has been charged with possession of a controlled substance and possession of drug paraphernalia. He's currently being held at the Bucks County Correctional Facility on $750,000 bail, with 10% to apply.