German police search for man who attacked and injured several people outside bar

Police and forensic investigators at the scene (Christian M’ller/dpa/AP)

German police were searching for a man who attacked and injured at least five people in the western city of Bielefeld early on Sunday.

Police said three people suffered serious injuries and were being treated in different hospitals after the man attacked revellers in front of a bar in the city centre with a sharp object and then fled the scene.