(Reuters) -- Two of the seven people detained in Belgium on Saturday are being held on terrorism charges, Belgian federal prosecutors said on Monday.
The two face charges of leading a terrorist attack and taking part in the activities of a terrorist organization. Five of the seven also detained on Saturday were released after going before a judge.
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The prosecutors also said that the search of a house in the Brussels district of Molenbeek, which was under police siege for four hours, failed to produce evidence and no arrests were made.
See photos of the anti-terrorism raids across Europe: