At least 10 people were arrested in the Belgian capital on Tuesday following an investigation into a recruitment network for the Islamic State (IS), the media reported.The raids were not linked to the Paris terror attacks of November 13, 2015. In total nine properties were raided in the Brussels districts of Molenbeek, Koekelberg, Schaerbeek and Etterbeek, Xinhua nes agency reported.The Belgian federal prosecutor's office said several people suspected of travelling to Syria to join the IS have been identified.The 10 suspects were arrested for questioning by the anti-terrorism branch of the federal police force in the city of Liege.An investigating magistrate would decide later in the day whether their detention should be extended and charges brought.Among the material seized during the raids were mobile phones and computers, L'Avenir added.