 Train services were interrupted and the station, which was very busy on a Friday with many travellers from Amsterdam Schiphol airport, was temporarily closed.As a result of this attack, on 28 September 2018, the United States Department of State raised its travel advisory for the Netherlands from Level 1 to Level 2.The attacker was identified as 19-year-old Jawed (Jawad) Sultani from Afghanistan, who had a German residency permit.