Three individuals have been killed in a capturing within the Dutch metropolis of Dordrecht, police say.
A fourth particular person has additionally been severely injured within the incident within the Heimerstein district.
De Telegraaf newspaper reviews that the gunman was suspected to be a policeman and the incident was a household capturing however this has not been confirmed.
Pictures on Dutch media confirmed emergency autos surrounding a residential space.
A tweet by Rotterdam police confirmed the fatalities and stated officers would supply additional particulars as quickly as attainable.
Dordrecht is about 20km (16 miles) south-east of Rotterdam and has a inhabitants of about 120,000.