Sydney Morning Herald | Revenge and despair place children at risk Sydney Morning Herald Arthur Freeman ... who threw his four-year-old daughter from West Gate Bridge, Melbourne, in 2009. Photo: Jason South A new study explores what drives parents to do the unthinkable, writes Adele Horin. He became known as the Facebook killer because it ... Facebook killer Ramazan Acar refused leave to appeal sentence Child killer study finds diverse motives for men and women |