A Free Syrian Army fighter aims his weapon during clashes with government forces in Aleppo, Syria, on Sunday, Dec. 2, 2012. (AP Photo/Narciso Contreras)

Photo by: Narciso Contreras

A Free Syrian Army fighter aims his weapon during clashes with government forces in Aleppo, Syria, on Sunday, Dec. 2, 2012. (AP Photo/Narciso Contreras)