Chinese Ambassador Xiao Qian confirmed yesterday that a 'working group' would travel from China to Brisbane to investigate the incident. 'To talk with Australian colleagues, to see exactly what happened, how it happened, and see how both sides can work together,' he said. 'We're now preparing for the working group to come, so we are serious in addressing this concern, and we're serious in taking the necessary actions.' Australia has no extradition arrangement with China however authorities remai