Child killer kept behind bars after desperate plea from parents of two-year-old victimAndrew Morton was just two-years-old when he was shot dead by evil Mark Bonini. View 3 Images Child killer Mark Bonini (Image: Caledonia)Airgun killer Mark Bonini has been kept behind bars after a desperate plea from the parents of the toddler he murdered. ‌Andrew Morton was just two years old when he was shot in the head at random by Bonini as he was being carried by his big brother. The victim’s parents wrote an open letter to parole chiefs demanding they knock back Bonini’s bid to be released early from his life sentence. Bonini has now served almost 21 years, and, given his relatively short minimum term, he could have been freed by now.