Brussels attack

Security experts say incident could have been similar to 'lone-wolf' assaults

No casualties were reported and the situation was under control

Russia's investigation committee said it is "not investigating the Brussels attacks."

The house searches were carried out in the Brussels district of Molenbeek

The Belgian capital has been on high alert since local Islamic State militants carried out the attacks in Paris

Maelbeek will resume service Monday from 6 am until 10 pm, like the rest of the network

His arrest along with four other suspects marks an important step in investigations into the November 13 carnage

Police have been desperately searching for the third suspect ever since he was seen on CCTV

The key travel hub has been closed since two men blew themselves up in the departure hall on March 22

Hundreds of employees returned to the airport Tuesday for a large-scale test run.

He was released after police said there was not enough evidence that he was the third airport attacker

The raids came as under-fire Belgian investigators uncovered alarming new evidence of a European militant cell

De Standaard newspaper said the man was arrested after a policeman recognised him from the security footage

The gathered crowds shared beers, chanted "everybody together" and sang the Belgian national anthem

Israel's intelligence minister accused Belgian leaders of laxity over the threat posed by homegrown radicals

It is clear that the terrorists have scored another major coup in Europe

Islamic State group claims responsibility for the attacks