Five train cars were damaged during a passage through Ockelbo, Sweden, on Thursday. Passengers on train 85 from Åre to Stockholm reportedly heard loud bangs during the passage past Ockelbo station, according to reports from SVT Gävleborg. The passengers had to change trains in Gävle.
The train operator SJ has reportedly found an unusual reason for the incident, but details are unclear due to technical errors in the sources.