Four people have been injured in a stabbing attack in Germany.
Police in Frankfurt say the incident happened in the Hauptwache station in the centre of the city, Associated Press reports.
The four injured people have been taken to hospital.
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It is currently unclear how many people were involved in the incident.
On Twitter, police have advised that they do not believed there is any danger to members of the public.
Spekulationen über die Tat an der #Hauptwache bitten wir zu unterlassen. Ihr macht euren Mitmenschen unnötig Angst.Es besteht KEINE Gefahr.
— Polizei Frankfurt (@Polizei_Ffm) October 29, 2016