At least one person was killed and more than one wounded in Utrecht, the Netherlands.
The area was put under a security cord after the incident while the security level is maximized and a crisis desk has been set.
Police have ordered all school administrations to close the doors of the building after the attack.
Police say the suspect is 37-year-old Gökmen Tanış of Turkish origin. The capture of the escaped attacker is underway.
ILKHA