A rebel sniper aims Nov. 4, 2012, through a hole in the wall that overlooks a position held by Syrian troops loyal to President Bashar Assad hidden in a nearby building as they attempt to gain ground on the rebel lines during heavy clashes in the Jedida district of Aleppo, Syria. (Associated Press)

Photo by: Narciso Contreras

A rebel sniper aims Nov. 4, 2012, through a hole in the wall that overlooks a position held by Syrian troops loyal to President Bashar Assad hidden in a nearby building as they attempt to gain ground on the rebel lines during heavy clashes in the Jedida district of Aleppo, Syria. (Associated Press)