He reportedly told his family he wasn't feeling well before when he went to bed on Tuesday, and died in his sleep.
For the first time, Dishon spoke publicly from the Kentucky State Penitentiary, attempting to clear his name and reopen his case, saying it’s time “I come forward and tell the truth”
Judge will hear claims in Stanley Dishon murder case on Wednesday
Police sent letters to parole board for one of the informants.
Mike Dishon says other relatives had talked of rumors of Stanley's alleged involvement, and it upset him.
Detective says more than 80 pieces of evidence have been sent off for testing
Stanley Dishon says the allegations against him are lies and that he had nothing to do Jessica's murder.
A grand jury indicted Dishon last week on charges of sexual abuse, incest and sodomy in the case of Jessica Dishon.
In October 2013, Dishon pleaded not guilty in the kidnapping and murder of his 17-year-old niece, Jessica, who disappeared in 1999.
Legal experts say problems with initial investigation, previous trial of another suspect and current circumstantial evidence make conviction unlikely.