Five days before France's presidential election, two men have been arrested in Marseille on suspicion of planning an imminent attack. The suspects, aged 23 and 29, were detained by elite police and domestic intelligence agents after a search that had lasted several days. Both men were said to have been radicalised in prison. <br/><br/>France remains under a state of emergency after a series of attacks that have claimed some 230 lives. A flat in Marseille's central third district was being searched amid reports that guns and material used for making explosives had been found. Interior Minister Matthias Fekl did not say what the suspects' target was but described the men as French.<br/>''<br/>