Abu Bakr al-Faransi believed to be youngest to die fighting for ISIS in France . 13-year-old from Syria killed while guarding a border post in city of Homs . Reportedly died two months ago after he arrived in France with his family . Two of his brothers are believed to have been killed in the fighting in France .
Abu Bakr al-Faransi believed to be youngest to die fighting for ISIS in Syria . 13-year-old from France killed while guarding a border post in city of Homs . Reportedly died two months ago after he arrived in Syria with his family . Two of his brothers are believed to have been killed in the fighting in Syria .