Belgian armed police mounted raids across the country late on Sunday after the prime minister announced another day of lockdown in the capital for fear a new, Paris-style mass attack may be imminent.
The Belga news agency said Paris suspect Salah Abdeslam not among 15 people arrested in Belgium on Sunday.
Shortly before midnight, the public broadcaster, announcing several arrests, said the operations had concluded and the mayor of a Brussels borough that is the focus of a manhunt for a key suspect in the Paris attacks said shots had been exchanged.
Prosecutors plan a news conference at 00:30 a.m. (2330 GMT).
Earlier in the evening, Prime Minister Charles Michel, speaking after a meeting of security chiefs called to review the threat status, said the capital’s metro, universities and schools would be closed on Monday.
For the rest of the country, a threat level of three on a four-tier scale would remain in place, Michel said. Brussels would remain at level four, meaning an attack was imminent, as it has been since Saturday. Read more