Five people have been stabbed near Amsterdam's central Dam Square, Dutch police have said.
A suspect, who was also wounded in the incident, has been arrested.
"The suspect was overpowered with the help of a citizen... As his leg was injured, he was taken to a hospital," police said on X.
The area was cordoned off and several ambulances were called to the scene.
A trauma helicopter landed on the square but later departed.
Pic: Hollandse Hoogte/Shutterstock
Image: Pic: Hollandse Hoogte/Shutterstock
Police said they were unable to establish a motive.
They have appealed to the public for any footage that may have been taken of the stabbing.
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Local media reported that a city council meeting involving Amsterdam Mayor Femke Halsema was interrupted because of the stabbing.