Published: Feb 07, 2012 4:10 PM EST

LEE COUNTY, Fla.- The causes of death of the couple found dead in their hot tub at their Gateway home in October have been released by the medical examiner.

According to our partners at the News-Press, Pat Marino, 85, died of accidental electrocution after being shocked by his implantable cardiac defibrillator, and his wife Mary Marino, 80, died of natural causes resulting from a heart condition. 

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