Polish police say eight people have been hospitalized in southeastern Poland after a 27-year-old man attacked them with a knife at a shopping mall on Friday.

Andrzej Wierszyna, spokesman for the police in the town of Stalowa Wola, said the attack took place on Friday afternoon with a sharp tool.

Police officer Anna Klee, quoted by the PAP news agency, said it was a knife. The man has been detained.

Eight people have been taken to hospitals in Stalowa Wola, Tarnobrzeg and Sandomierz. Authorities say six of them have serious wounds.