Transportation safety board holds three weeks of hearings . Board examines reported ` ` drastic increase '' in accidents and deaths . The helicopter was shining a searchlight on a hunter who had been lost as rescue personnel on the ground tried to reach him . Nine air plane crashes killed five people during two - week period . Board 's 2006 safety recommendations not fully implemented , it says .
Transportation safety board holds three weeks of hearings . Board examines reported ` ` drastic increase '' in accidents and deaths . Nine air plane crashes killed five people during two - week period . Board 's 2006 safety recommendations not fully implemented , it says .