TOPSHOT Rebel fighters ride on a tank as smoke billows in the background during reported shelling by Syrian government forces in the rebelheld area...
{"Image ImageDescription": "TOPSHOT - Rebel fighters ride on a tank as smoke billows in the background during reported shelling by Syrian government forces in the rebel-held area of Daraa, in southern Syria, on December 12, 2016. / AFP / MOHAMAD ABAZEED        (Photo credit should read MOHAMAD ABAZEED/AFP via Getty Images)"}