On Monday, July 12, 2021 at approximately 7:31 P.M., Oregon State Police Troopers and emergency personnel responded to a vehicle collision on Interstate 84 near milepost 187. Preliminary investigation revealed a Lincoln MKX, operated by Michael Wilson (65) of Vancouver, WA. was westbound when it drove onto the shoulder and struck the back of a parked semi-truck with trailer. Wilson sustained fatal injuries and was pronounced deceased.  The occupants of the semi-truck were not injured.