(AGI) Cairo, Sept 9 - Islamic State (IS) militants beheaded amoderate Moroccan imam active in Syria against extremist groupsafter accusing him of spying for Western intelligence services.Ilias Zaouaj was a Belgian citizen of Moroccan origin. MrZaouaj was a well-known preacher in Brussels and had gone toSyria in April 2013 to convince young Belgians jihadists toreturn home. He was abducted by Islamic State terrorists innorthern Syria and killed a couple of days ago. (AGI) . .