(AP Photo/Media Office Of Douma City, File) This Aug. 21, 2013 file citizen journalism image provided by the anti-government Media Office Of Douma City which has been authenticated based on its contents and other AP reporting, shows a Syrian man mourning over a dead body after an alleged poisonous gas attack fired by government forces, according to activists, in Douma town, Damascus, Syria. A spokesman for the U.S.-led coalition said Friday, Jan. 11, 2019 that the process of withdrawal in Syria has begun, declining to comment on specific timetables or movements.