The step-uncle of Macala Shelton, the13-year-old whose body was found on an abandoned farm near her home Sunday has been charged with her murder. Steven Henderson was been arrested and charged with first-degree murder along with armed criminal action. According to police, 30-year-old Steven Henderson admitted to stabbing the teen to death. Miller County Sheriff’s Department reports a knife fitting the description of the murder weapon was found during a search of the home. Steven Henderson is in held on 5-hundred-million-dollars bond.