It is one of the most shocking war crimes of modern times. A passenger jet shot out of the sky, killing 298 people, 38 of them Australian. The images of the wreckage and debris of Flight MH17 strewn across the fields of Ukraine are seared into our memory. Australia’s leaders vowed to hunt down the killers, but nine months on no one has been held to account. This Sunday on 60 Minutes, reporter Michael Usher travels deep into Russian-controlled, eastern Ukraine to conduct a forensic investigation, painstakingly piecing together the evidence that leads to the very spot from where the missile was fired, finally revealing the proof about who shot down MH17.