Woman says she ‘didn’t understand mental health’ before daughter in acute psychosis killed another child

Girl told mother she thought about killing people ‘all the time’, inquest into Biddy Porter’s death hears The mother of a child killer did not understand mental health and consulted a naturopathic herbalist about concerns for her teenage daughter, an inquest has been told. Two weeks after the 14-year-old confessed to her mother she thought about killing people “all the time”, the girl killed 10-year-old Biddy Porter at a property in rural New South Wales.