In May of 2017, then 68-year-old Raynella Leath went on trial for the third time for the murder of her second husband, David Leath, in a Knox County, Tennessee courtroom. She has always claimed David committed suicide. How did Raynella Leath, who had been amongst the elites of Knoxville as a hospital nursing director and wife of a county District Attorney General, end up here? Join 48 Hours’ correspondent Erin Moriarty as she revisits the murder investigation of Raynella Leath.

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