People drive a vehicle in al-Rai town, northern Aleppo countryside, Syria January 13, 2017. (Photo by Khalil Ashawi/Reuters)





A girl walks near a riddled building in al-Rai town, northern Aleppo countryside, Syria January 13, 2017. (Photo by Khalil Ashawi/Reuters)





A woman walks near rubble of damaged buildings in al-Rai town, northern Aleppo countryside, Syria January 13, 2017. (Photo by Khalil Ashawi/Reuters)





A man sells cigarettes near rubble of damaged buildings in al-Rai town, northern Aleppo countryside, Syria January 13, 2017. (Photo by Khalil Ashawi/Reuters)





Men walk near damaged buildings in al-Rai town, northern Aleppo countryside, Syria January 13, 2017. (Photo by Khalil Ashawi/Reuters)





People collect scattered oranges amidst rubble after an airstrike on a market in rebel held Maarrat Misrin city in Idlib province, Syria January 14, 2017. (Photo by Ammar Abdullah/Reuters)





Men inspect damaged buildings near vegetables after an airstrike on a market in rebel held Maarrat Misrin city in Idlib province, Syria January 14, 2017. (Photo by Ammar Abdullah/Reuters)





A boy carries oranges amidst rubble of damaged buildings after an airstrike on a market in rebel held Maarrat Misrin city in Idlib province, Syria January 14, 2017. (Photo by Ammar Abdullah/Reuters)





A rebel fighter receives treatment after a mine exploded on the outskirts of the northern Syrian town of al-Bab, Syria January 14, 2017. (Photo by Khalil Ashawi/Reuters)





Rebel fighters warm by a fire on the outskirts of the northern Syrian town of al-Bab, Syria January 14, 2017. (Photo by Khalil Ashawi/Reuters)





An injured woman reacts after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





An injured girl reacts after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





A man reacts near damaged vehicles after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





A rebel fighter walks near damaged vehicles after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





People inspect a damaged site after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





Rebel fighters help an injured man after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





A rebel fighter walks near damaged vehicles after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





A rebel fighter reacts as he fires his weapon, as rebels advance towards the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





A rebel fighter reacts as he fires his weapon, as rebels advance towards the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





Syrian children play in a damaged street in Aleppo' s Tareeq al- Bab neighbourhood on January 18, 2017, a month after government forces retook the northern Syrian city from rebel fighters. (Photo by George Ourfalian/AFP Photo)





Chickens stand near a damaged vehicle after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





A rebel fighter looks for survivors under rubble of a damaged building after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





Smoke rises after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





Smoke rises after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





A rebel fighter carries an injured boy after a car bomb explosion in Jub al Barazi east of the northern Syrian town of al-Bab, Syria January 15, 2017. (Photo by Khalil Ashawi/Reuters)





Boys stand amid the damage in the rebel held besieged Douma neighbourhood of Damascus, Syria January 17, 2017. (Photo by Bassam Khabieh/Reuters)





Boys walk past a damaged bus in the rebel held besieged Douma neighbourhood of Damascus, Syria January 17, 2017. (Photo by Bassam Khabieh/Reuters)





Girls write on notebooks in the rebel held besieged Douma neighbourhood of Damascus, Syria January 17, 2017. (Photo by Bassam Khabieh/Reuters)





A boy stands near a fire in the rebel held besieged Douma neighbourhood of Damascus, Syria January 17, 2017. (Photo by Bassam Khabieh/Reuters)





A boy runs near damaged buildings in the rebel held besieged city of Douma, in the eastern Damascus suburb of Ghouta, Syria January 19, 2017. (Photo by Bassam Khabieh/Reuters)





A girl wearing a butterfly headband poses for a picture near damaged buildings in the rebel held besieged city of Douma, in the eastern Damascus suburb of Ghouta, Syria January 19, 2017. (Photo by Bassam Khabieh/Reuters)





Boys carry sandwiches near rubble of damaged buildings in al-Rai town, northern Aleppo countryside, Syria January 20, 2017. (Photo by Khalil Ashawi/Reuters)





A rebel fighter plays with a ball in al-Rai town, northern Aleppo countryside, Syria January 20, 2017. (Photo by Khalil Ashawi/Reuters)





Boys ride a motorcycle near rubble of damaged buildings in al-Rai town, northern Aleppo countryside, Syria January 20, 2017. (Photo by Khalil Ashawi/Reuters)





A man eats a banana walking past the rubble of damaged buildings in al-Rai town, northern Aleppo countryside, Syria January 20, 2017. (Photo by Khalil Ashawi/Reuters)





People drive vehicles near rubble of damaged buildings in al-Rai town, northern Aleppo countryside, Syria January 20, 2017. (Photo by Khalil Ashawi/Reuters)





A child walks through rubble of damaged buildings in al-Rai town, northern Aleppo countryside, Syria January 20, 2017. (Photo by Khalil Ashawi/Reuters)





Internally displaced refugees from al-Bab town gather to receive food aid in Ekhtreen town, northern Aleppo countryside, Syria January 21, 2017. (Photo by Khalil Ashawi/Reuters)