Two people were killed and five injured in a knife attack on a regional train in northern Germany, German daily Bild reported on Wednesday, citing a federal police spokesperson.
A spokesperson for the federal police in the northern state of Schleswig-Holstein confirmed that there had been a knife attack with casualties, but could not give exact figures.
Police were investigating at the train station in the Brokstedt, the German railway Deutsche Bahn said on Twitter.
Police were able to arrest a suspect, the Bild daily reported.