Authorities said that no motive had been established for the stabbing attack in Amsterdam that injured five people.

Five people - including an elderly woman and several foreign nationals - have been seriously wounded in a knife attack near Amsterdam’s Dam Square.Witnesses described the fear and chaos in the heart of the city’s tourist district during the stabbing spree,

A knife-wielding assailant in Amsterdam seriously wounded five people — including two from the United States, one from Belgium and one from Poland — in a stabbing attack Thursday on a busy shopping street,