A man sells food along a street in Aleppo's Bustan al-Qasr neighbourhood
A man sells food along a street in Aleppo's Bustan al-Qasr neighbourhood December 18, 2013. REUTERS/Molhem Barakat (SYRIA - Tags: CIVIL UNREST CONFLICT SOCIETY)
A boy sells cigarettes along a street in Aleppo's Bustan al-Qasr neighbourhood
A boy sells cigarettes along a street in Aleppo's Bustan al-Qasr neighbourhood December 18, 2013. REUTERS/Molhem Barakat (SYRIA - Tags: CIVIL UNREST SOCIETY CONFLICT)
A member of Islamist Syrian rebel group Jabhat al-Nusra stands as he holds his weapon in Aleppo's Bustan al-Qasr neighbourhood
A member of Islamist Syrian rebel group Jabhat al-Nusra stands as he holds his weapon in Aleppo's Bustan al-Qasr neighbourhood December 18, 2013. REUTERS/Molhem Barakat (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)
People walk along a street in Aleppo's Bustan al-Qasr neighbourhood
People walk along a street in Aleppo's Bustan al-Qasr neighbourhood December 18, 2013. REUTERS/Molhem Barakat (SYRIA - Tags: CIVIL UNREST CONFLICT SOCIETY)
A boy sells biscuits along a street in Aleppo's Bustan al-Qasr neighbourhood
A boy sells biscuits along a street in Aleppo's Bustan al-Qasr neighbourhood December 18, 2013. REUTERS/Molhem Barakat (SYRIA - Tags: CIVIL UNREST CONFLICT SOCIETY FOOD)
A member of Islamist Syrian rebel group Jabhat al-Nusra fires a weapon on the back of a lorry in Aleppo's Bustan al-Qasr
A member of Islamist Syrian rebel group Jabhat al-Nusra fires a weapon on the back of a lorry in Aleppo's Bustan al-Qasr neighbourhood December 18, 2013. REUTERS/Molhem Barakat (SYRIA - Tags: CIVIL UNREST CONFLICT)
A member of Islamist Syrian rebel group Jabhat al-Nusra runs through a trench in Aleppo's Bustan al-Qasr neighbourhood
A member of Islamist Syrian rebel group Jabhat al-Nusra runs through a trench in Aleppo's Bustan al-Qasr neighbourhood December 18, 2013. The words on right read, "Watch out for snipers. Access through the trench only." REUTERS/Molhem Barakat (SYRIA - Tags: CIVIL UNREST CONFLICT)
Kurdish poet, singer seeks Western support for Kurds
TURKEY-SINGER/:Kurdish poet, singer seeks Western support for Kurds
Residents search for survivors at a damaged site after what activists said was an air strike from forces loyal to Syria's President Bashar al-Assad in Tareek Al-Bab area of Aleppo
Residents search for survivors at a damaged site after what activists said was an air strike from forces loyal to Syria's President Bashar al-Assad in Tareek Al-Bab area of Aleppo, December 18, 2013. REUTERS/Saad Abobrahim (SYRIA - Tags: POLITICS CIVIL UNREST)
People run on debris at a site hit by what activists said was an air strike from forces loyal to Syria's President Bashar al-Assad in Tareek Al-Bab area of Aleppo
People run on debris at a site hit by what activists said was an air strike from forces loyal to Syria's President Bashar al-Assad in Tareek Al-Bab area of Aleppo, December 18, 2013. REUTERS/Saad AboBrahim (SYRIA - Tags: POLITICS CIVIL UNREST)