Four of the victims are in critical condition. The police say they believe a 39-year-old woman carried out the attack, for which no motive has yet been given.

Seventeen people were injured – four of whom remain in critical condition – in a knife attack at Hamburg’s Central Station, the city’s fire department told CNN Friday evening.

A woman is accused of stabbing 17 people in a knife attack at Central Station in Hamburg, Germany, on Friday, May 23, according to CNN, The New Daily and The New York Times.