A picture taken on November 24, 2014, shows damaged buildings in the rebel-held Ansari disctrict of the northern Syrian city of Aleppo. Syria's war began as a peaceful revolt, but later morphed into a Sunni-dominated insurgency after President Bashar al-Assad's regime launched a massive crackdown on dissent. AFP PHOTO / BARAA AL-HALABI (Photo credit should read BARAA AL-HALABI/AFP/Getty Images)
