Several people have been injured in an axe attack at Dusseldorf's main train station, German police say.
Two suspected attackers have been arrested after the incident, which took place at about 9pm on Thursday, a spokesman for federal police said.
Police spokesman Rainer Kerstiens said more suspected attackers are believed to be on the run.
He said the number of people injured was around five. He was unable to say how serious the injuries were.