It appears to be increasingly common that terrorist attacks not of the lone-wolf variety involve members of the same family.
The group is increasingly imposing its brutal brand of Sharia law in the city.
British citizen David Dixon also died in the attacks, it has been confirmed.
A senior Belgian nuclear official was secretly filmed by jihadis in 2015.
The Belgian government has allowed the nation to become a breeding ground for ISIS.
The raids came ahead of the arrival of U.S. Secretary of State John Kerry on Friday.
Belgian authorities are facing embarrassment after Turkey said on Wednesday that last year Ankara expelled back to Europe Brahim El Bakraoui.
Paris attacks suspect Salah Abdeslam made unassuming Forest his refuge until firefight.
The militant group also uses comments by Donald Trump as part of its propaganda.
Alexey Pushkov said Europe has hushed up links to opposition militants.
Tarik Hassane, 22, and Suhaib Majeed, 21, convicted of planning to kill soldiers and police.
A mother of twins, a law student and a government worker were all killed in the bomb blasts.
Our unity in Europe makes us safer, not weaker, says Paddy Ashdown.
With at least 31 dead, Belgians seem resigned to the reality of terror in Europe.
Dozens of people died in twin bombings in Brussels on Tuesday.
The top lawmaker on the intelligence committee in the House said the explosion was close to U.S. airline counters.
EU states should "be ashamed" of themselves if they do not cooperate.