New details are emerging about the Frenchman accused of killing four people at a Jewish museum in Brussels.<br/> <br />French journalist and former hostage in Syria, Nicolas Henin, says he believes the suspect in that attack was also his captor in Syria.<br/> <br />Henin identified Mehdi Nemmouche Saturday in news magazine Le Point.<br/> <br />(SOUNDBITE) (French) FRENCH JOURNALIST AND FORMER HOSTAGE IN SYRIA, NICOLAS HENIN, SAYING:<br/> <br />"After the arrest of Mehdi Nemmouche for the facts alleged against him by a Brussels judge, I was given a number of audio-visual documents which enabled me to recognize him formally."<br/> <br />Nemmouche was arrested in Marseilles several days after the museum attack.<br/> <br />Apolin Pepiezep, who represented Nemmouche during his extradition proceedings, says there was never any mention of Syria.<br/> <br />(SOUNDBITE) (French) LAWYER APOLIN PEPIEZEP SAYING:<br/> <br />"Nobody asked the question whether he went to Syria or not. Nobody can say he went to Syria. He'll never say he nev