The incident happened around 6:30 p.m. A screwdriver was used in the stabbing. A stone was also used for striking. The four injured were taken to hospital. “Two of them were slightly injured, the other two had stab wounds. One of them was stabbed in the back with the screwdriver, the other in the armpit,” says Willem Migom of the Antwerp police zone. The four were arrested. Police are looking for the fifth person involved. The local detective is continuing to investigate the facts.