A police spokesman told the Public Broadcasting Corporation that “the background to the attack is not yet clear.”
Security sources said that the train that witnessed the attack stopped near the town of Siobersdorf, in the Upper Palatinate region of Bavaria.
A spokesman for the German railway company confirmed that the line between Regensburg and Nuremberg has been closed since the accident occurred on Saturday morning.
“At the moment, trains are parked in appropriate areas,” Deutsche Bahn added.
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