April Mitchell’s 12-year-old daughter, stabbed her son Zander, nine, to death in January in a ‘demonic’ rage Now DailyMail.com can reveal the troubled upbringing of the girl, whose parents have been addicted to drugs and have had run-ins with the law Her dad is currently in jail and has ties to white supremacist gang Universal Aryan Brotherhood and her stepfather was arrested for torturing a cat. The 12-year-old Oklahoma girl who stabbed her little brother to death while they watched TV at home grew up surrounded by felons, drug addicts and white supremacists. DailyMail.com can reveal that the girl’s mother, father and stepfather have had their share of troubles with drugs and several run-ins with the law. The father of the girl is a convicted felon who is currently in jail and has ties to the white supremacist gang Universal Aryan Brotherhood, DailyMail.com can reveal. Her stepfather was arrested in 2017 for torturing a cat to death and her mother April Mitchell battled drug addiction, shooting up several times a day, until she learned she was pregnant with the now suspected brother killer.