A Free Syrian Army fighter reacts after his friend was shot by Syrian Army soldiers during clashes in the Salah al-Din neighbourhood in central Aleppo.GORAN TOMASEVIC/Reuters
A rebel sniper aims at a Syrian army position, seen with another rebel fighter reflected in a mirror, in a residential building in the Jedida district of Aleppo, Syria.Narciso Contreras
A Free Syrian Army soldier, right, looks through a mirror which helps him see Syrian troops from the other side, as he takes his position with his comrade during fighting, at the old city of Aleppo city, Syria.Hussein Malla
Aida cries as she recovers from severe injuries after the Syrian Army shelled her house in Idlib, north Syria. Aida's husband and two of her children were killed after their home was shelled.Rodrigo Abd
Ahmed, center, mourns his father Abdulaziz Abu Ahmed Khrer, who was killed by a Syrian Army sniper, during his funeral in Idlib, north Syria.Rodrigo Abd
Syrians walk past damaged homes during heavy fighting between Free Syrian Army fighters and government forces in Aleppo, Syria.Narciso Contreras/The Associated Press
Rebel fighters retreat for cover as enemy fire targets the rebel position during clashes at the Moaskar front line, one of the battlefields in Karmal Jabl neighborhood, in Aleppo, Syria.Narciso Contreras
Free Syrian Army fighters warm themselves in the northern province of Aleppo, Syria. Syria's civil war has killed more than 40,000 people.Manu Brabo
A Syrian refugee boy cries as he attends the funeral of five Free Syrian Army fighters, killed by Syrian security forces near Idlib province of Syria, in Yayladagi in Hatay province near the Turkish-Syrian border.UMIT BEKTAS/Reuters
A Syrian boy stands in front of a damaged armoured vehicle belonging to the Syrian army in a street in Homs.AHMED JADALLAH/Reuters
A Syrian woman stands near fire to warm herself at a refugee camp in Azaz, Syria.Manu Brabo/The Associated Press
A Free Syrian Army fighter fires his sniper rifle from a house in Aleppo.GORAN TOMASEVIC/Reuters