In this Saturday, Dec. 15, 2012 photo, people help a wounded Free Syrian Army fighter during heavy clashes with government forces at a military academy besieged by rebels north of Aleppo, Syria. (AP Photo/Narciso Contreras)

Associated Press
In this Saturday, Dec. 15, 2012 photo, people help a wounded Free Syrian Army fighter during heavy clashes with government forces at a military academy besieged by rebels north of Aleppo, Syria. (AP Photo/Narciso Contreras)
In this Saturday, Dec. 15, 2012 photo, people help a wounded Free Syrian Army fighter during heavy clashes with government forces at a military academy besieged by rebels north of Aleppo, Syria. (AP Photo/Narciso Contreras)
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