Counter-terrorism prosecutors took over the investigation after a stabbing incident in Murhouse on Saturday, Counter-terrorism prosecutors said.
A police spokesman said the attack also injured two people – a serious man – at a market in Alsace, eastern France on Saturday afternoon.
The so-called perpetrator has been detained. Police said he attacked people with a knife in the afternoon. There was no further information about the man at first.
French Interior Minister Bruno Retailleau is scheduled to travel to the eastern French city on Saturday night.
A policewoman gathers evidence at the scene of a knife attack in Mulhouse. A man allegedly killed a man and injured two municipal police officers in a market in Mulhouse. Sebastien Bozon/AFP/DPA
