(NEWSER) – Mississippi is preparing to execute its first woman in 70 years—for a crime her son repeatedly confessed to. Michelle Byrom, 57, was found guilty of hiring a friend of her son's to kill her husband in 1999, but jurors were never shown letters in which son Edward Byrom Jr. told his mother how he had killed his father, or heard from a psychologist who said the son spoke of killing his father, the Clarion-Ledger finds. Edward Jr., who testified against his mother, was sentenced to 30 years for conspiracy but is now free on supervised release.

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