Knife attack at the Hamm-Lippstadt University of Applied Sciences in North Rhine-Westphalia. According to initial information from the police, the perpetrator is said to have injured several people. Students are said to have overpowered the attacker in the lecture hall.

According to initial information, a perpetrator injured four people with a knife at the Hamm-Lippstadt University of Applied Sciences. “The perpetrator is safe,” wrote the police on the short message service Twitter.

“We are on site with strong police forces and ask you to avoid this area,” the police tweeted. The perpetrator was overwhelmed by students in a lecture hall and held until the police arrived. The man is a 34-year-old, said a police spokesman. It is still unclear whether he himself is or was a student at the university.

According to initial findings, the man went into the university building around 3:30 p.m. and attacked people in the corridors. Then he headed for a larger lecture hall. There he was overpowered.