Article Photos: Car bomb near Damascus kills 18; rebels take base 1/1

FILE - In this June 18, 2013 file photo, citizen journalism image provided by Aleppo Media Center AMC which has been authenticated based on its contents and other AP reporting, shows Syrian military helicopters at Mannagh air base in Aleppo province, Syria. Syrian rebels captured a major air base in the north of the country on Tuesday after months of fighting, depriving President Bashar Assad's forces of one of their main posts near the border with Turkey, activists said. State TV denied that the base had fully fallen. (AP Photo/Aleppo Media Center AMC, File)