 The National Transportation Safety Board investigated and ruled the cause to be pilot error.A road rage incident on the side of the highway led to the death of Richard Aderson in 1997.Aderson, an assistant superintendent at the Valley Central School District in Montgomery, was returning to his LaGrange home on the evening of February 5, 1997, when he had a minor collision with a relatively new green Jeep Cherokee carrying what appeared to be New Hampshire license plates just before crossing the Newburgh–Beacon Bridge.