UK investigators have so far been unable to discover why a Leonardo Helicopters AW169 lost control and crashed shortly after take-off, killing all five on board. In its initial report into the 27 October incident, the UK Air Accidents Investigation Branch says that the "cause of the apparent loss of yaw control has yet to be determined". "Investigation of the tail rotor control system is being carried out as a priority," it says. (www.flightglobal.com) 更多...
