A cause of death has been determined for Dan Rivera, the paranormal investigator who died suddenly while touring the country with the famously "haunted" Annabelle doll. On Thursday, the Adams County coroner, Francis Dutrow, revealed that Rivera's cause of death was cardiac-related and ruled as natural.

The official cause of death for Dan Rivera, a paranormal investigator who died while handling the allegedly haunted Annabelle doll during a tour earlier this year, is revealed.

A cause of death has been established for Dan Rivera, the paranormal investigator who died in July while on tour with the infamous Annabelle doll. Rivera, who was 54, was found dead in a hotel room in Pennsylvania.