The Belgian police raids were conducted as part of an investigation into money laundering linked to misappropriated mining revenues from the Democratic Republic of the Congo's Katanga province.

From the articleDes proches de Tshisekedi perquisitionnés par la police Belge - BBC News AfriqueAlso in Belgian police search homes of relatives of Congo's Tshisekedi | Reuters, Journal de l'Afrique - Belgique : perquisitions chez des proches du président de la RDC Félix Tshisekedi, Belgian police search homes of relatives of Congo’s Tshisekedi