Source: Sangamon County Jail / Sangamon County Jail Sean Grayson, the former Sangamon County Sheriff's deputy who murdered Sonya Massey in her own kitchen in July 2024, was sentenced to 20 years in prison on Thursday. Grayson was charged with first-degree murder in Massey's death but was convicted of second-degree murder, an option the jury was given at trial. As NBC News reports: The charge against Grayson warranted a penalty of four to 20 years in prison for second-degree murder.