(OTTAWA, ON) - The Ottawa Detachment of the Ontario Provincial Police (OPP) is investigating a fatal collision involving a Male pedestrian on Highway 417 near St Laurent Blvd. The collision happened late Sunday night when the male attempted to run across the highway. Several lanes of the highway travelling westbound are closed but traffic is able to get through. The Ministry of Transportation is assisting with traffic control in the area. The Ottawa Police Service are assisting the OPP to identify the deceased.