Men hold Koran holy book as they demonstrate outside the offices of the Al-Qaeda-linked Islamic State of Iraq and the Levant (ISIL) demanding that they stop fighting with the rebels on January 6, 2014 in the northern Syrian city of Aleppo. Syrian rebels have united to kill and capture dozens of jihadists in a new "revolution" against an Al-Qaeda affiliate they accuse of worse abuses than the hated President Bashar al-Assad, activists said. AFP PHOTO / MOHAMMED WESAM / ALEPPO MEDIA CENTRE        (Photo credit should read MOHAMMED WESAM/AFP/Getty Images)