The shooting occurred around 10:30 am near a high school on a major artery in the city, which lies some 90 kilometres east of Brussels..
The court in the Belgian capital said "there can be no doubt" about jihadist Salah Abdeslam and his co-defendant Sofiane Ayari's involvement in extremism.
Eight people were arrested in Brussels following counter-terror raids as part of an investigation into what one source said on Monday appeared to be preparations for an attack.
Spanish police on Tuesday arrested four men with alleged links to suspects held in Belgium over their involvement in the Brussels airport and metro attacks last year, officials said.
Belgium observed a moment of silence on Wednesday to mark the first anniversary of the Islamic State bombings in Brussels, beginning a day of emotional ceremonies designed to show that the heart of Europe stands defiant.
Belgium has charged two suspects with providing false documents to a man linked to the November 2015 Paris attacks, who later blew himself up on a crowded Brussels metro, federal prosecutors said on Thursday.
A British court on Tuesday convicted a Belgian man living in Birmingham of giving money to Brussels and Paris terror attacks suspect Mohamed Abrini.
Armed military police launched a security sweep at Rotterdam airport on Thursday after receiving an anonymous tip-off about a possible terror threat.
Police found "traces" of a plot to launch a new attack in Belgium when they arrested four people suspected of recruiting jihadists for Syria and Libya, prosecutors said Wednesday.
Belgium's transport minister resigned on Friday accused of ignoring damning EU reports on the deplorable state of security at Belgium's airports that was laid bare by the March 22 suicide attack.
Three people arrested in Brussels in connection with the November Paris attacks have been released without charge, Belgian prosecutors said.
Belgium's public prosecutor on Saturday charged four people with being part of a terrorist organisation, adding it was still not clear whether Mohamed Abrini was involved in last month's Brussels Airport bombings.