When arresting a suspect in connection with the attack in a Duisburg gym, investigators seized two knives.
As the police and public prosecutor's office in Duisburg announced on Sunday, they are possible murder weapons.
Duisburg – In the attack on Tuesday evening, four people were seriously injured with a cutting and stabbing weapon – a 21-year-old is still in mortal danger.
The suspect is a 26-year-old Syrian national.
According to the information, special units had arrested him on Sunday night, shortly after midnight, in his apartment, which was in the immediate vicinity of the crime scene.
The access is therefore thanks to two men who contacted the police together on Saturday afternoon.
The suspect had also been searched for using photos from a surveillance camera since Friday.
This Monday, the accused is to be brought before a magistrate on charges of attempted murder, among other things.
The investigators did not provide any further information on Sunday about the motive and other background to the crime.
dpa
