PITTSBURGH (WPXI)— Norfolk Southern train cars have derailed in Pittsburgh. According to a company spokesperson, five empty steel cars derailed. A 911 dispatcher said police, fire and EMS were initially called to the city’s Marshall-Shadeland neighborhood, on Brunot Island off Ohio River Boulevard Saturday afternoon. Traffic was impacted in the city’s Esplen and Elliott neighborhoods, along West Carson Street, where police say they responded to the incident. There was no hazardous material involved, and the cars stayed upright, according to the Norfolk Southern spokesperson. Crews were through most of Saturday to clear the cars. West Carson Street from Corliss Street to the McKees Rocks Plaza was closed for hours. The National Transportation Safety Board said they will not be investigating this incident.