Police have surrounded a suspected terrorist wearing a “long coat and wires” in Brussels, local media report. It comes as Belgium prepares for National Day, which is celebrated on July 21.
"A person wearing a long coat, with wires coming out, is considered the suspect," Brussels police spokesperson Ilse de Keere said, as quoted by Le Soir media outlet.
A bomb squad is at the scene, and shops in the vicinity have been evacuated.
Several streets are currently blocked.
Police say the suspect is "under control," but has not yet been detained.
Photos from the spot show a man kneeling with his hands up, surrounded at gunpoint by security services.