Aleppo

Children play with water from a burst water pipe at a site hit yesterday by an air strike in Aleppo's rebel-controlled al-Mashad neighbourhood, Syria, September 30, 2016

Abdalrhman Ismail/Reuters

Children play with water from a burst water pipe at a site hit yesterday by an air strike in Aleppo’s rebel-controlled al-Mashad neighbourhood, Syria. Photo Abdalrhman Ismail/Reuters 

A man carries an injured girl after airstrikes on the rebel held al-Qaterji neighbourhood of Aleppo, Syria

Abdalrhman Ismail/Reuters

A man carries an injured girl after airstrikes on the rebel held al-Qaterji neighbourhood of Aleppo, Syria today

 A Syrian man stands in the rubble of destroyed buildings following an air strike in Aleppo's rebel-controlled neighbourhood of Karm al-Jabal on September 18, 2016. Syria's ceasefire was on the brink of collapsing on September 18, after a US-led coalition strike killed dozens of regime soldiers and Aleppo city was hit by its first raids in nearly a week. / AFP PHOTO / KARAM AL-MASRIKARAM AL-MASRI/AFP/Getty Images

Karam Al-Masri/AFP/Getty

A Syrian man stands in the rubble of destroyed buildings following an air strike in Aleppo’s rebel-controlled neighbourhood of Karm al-Jabal 

A Syrian man carries a wounded child following a barrel bomb attack on the Bab al-Nairab neighbourhood of the northern Syrian city of Aleppo

Ameer Alhalbi/AFP/Getty

A Syrian man carries a wounded child following a barrel bomb attack on the Bab al-Nairab neighbourhood of the northern Syrian city of Aleppo 

A still image taken on August 18, 2016 from a video posted on social media said to be shot in Aleppo on August 17, 2016, shows a boy with bloodied face sitting in an ambulance, after an airstrike, Syria

Social media/Reuters

A still image taken from a video posted on social media said to be shot in Aleppo on shows a boy with bloodied face sitting in an ambulance, after an airstrike, Syria

Free Syrian Army fighters rest inside a mechanic shop in Ramousah area southwest of Aleppo, Syria

Abdalrhman Ismail/Reuters

Free Syrian Army fighters rest inside a mechanic shop in Ramousah area southwest of Aleppo, Syria

People gather at a site hit by airstrikes in the rebel held town of Atareb in Aleppo province

Ammar Abdullah/Reuters

People gather at a site hit by airstrikes in the rebel held town of Atareb in Aleppo province, Syria

Syrians look at the damage in a street in the ancient Syriac Quarter of the regime-held area of the northern Syrian city of Aleppo following rocket attacks by rebels on July 11, 2016.  Syrian opposition fighters launched a major assault on government-held districts of Aleppo city after the regime severed their only remaining supply route into the city, an AFP correspondent said.   / AFP PHOTO / GEORGE OURFALIANGEORGE OURFALIAN/AFP/Getty Images

George Ourfalian/AFP/Getty

Syrians look at the damage in a street in the ancient Syriac Quarter of the regime-held area of the northern Syrian city of Aleppo following rocket attacks by rebels. Syrian opposition fighters launched a major assault on government-held districts of Aleppo city after the regime severed their only remaining supply route into the city

A boy carries his belongings at a site hit by what activists said was a barrel bomb dropped by forces loyal to Syria's President Bashar al-Assad in Aleppo's al-Fardous district, Syria April 2, 2015. REUTERS/Rami Zayat/File Photo

Rami Zayat/Reuters

A boy carries his belongings at a site hit by what activists said was a barrel bomb dropped by forces loyal to Syria’s President Bashar al-Assad in Aleppo’s al-Fardous district, Syria

A Syrian man walks past destroyed buildings on May 2, 2016, in Aleppo's Bab al-Hadid neighbourhood which was targeted recently by regime air strikes.

Karam Al-Masri/AFP/Getty

A Syrian man walks past destroyed buildings in Aleppo’s Bab al-Hadid neighbourhood which was targeted recently by regime air strikes 

Syrians evacuate an injured man

AFP/Getty Images

Syrians evacuate an injured man amid the rubble of destroyed buildings following a reported air strike on the rebel-held neighbourhood of Al-Qatarji, in the northern Syrian city of Aleppo on Friday

Syrian civil defence volunteers and rescuers remove a baby from under the rubble of a destroyed building following a reported air strike on the rebel-held neighbourhood of al-Kalasa in the northern Syrian city of Aleppo.

Ameer Alhalbi/AFP/Getty Images

Syrian civil defence volunteers and rescuers remove a baby from under the rubble of a destroyed building following a reported air strike on the rebel-held neighbourhood of al-Kalasa in the northern Syrian city of Aleppo.

People inspect the damage at a site hit by airstrikes, in the rebel-held area of Aleppo's Bustan al-Qasr

Abdalrhman Ismail/Reuters

People inspect the damage at a site hit by airstrikes, in the rebel-held area of Aleppo’s Bustan al-Qasr, Syria on Thursday

Syrians help a wounded youth following a...Syrians help a wounded youth following an air strike on the Fardous rebel held neighbourhood of the northern Syrian city of Aleppo on April 26, 2016.  / AFP PHOTO / AMEER ALHALBIAMEER ALHALBI/AFP/Getty Images

Ameer Alhal/AFP/Getty

Syrians help a wounded youth following an air strike on the Fardous rebel held neighbourhood of the northern Syrian city of Aleppo

A Syrian man walks past damaged homes following a snow storm in the northern Syrian city of Aleppo on Tuesday. The conflict in Syria has killed more than 250,000 people and forced millions to flee their homes since it broke out in March 2011.

Karam Al-Masri/AFP

A Syrian man walks past damaged homes following a snow storm in the northern Syrian city of Aleppo on Tuesday

A Syrian man carries his two two girls as he walks across the rubble following a barrel bomb attack on the rebel-held neighbourhood of al-Kalasa in the northern Syrian city of Aleppo on Thursday. Once Syria's economic powerhouse, Aleppo has been ravaged by fighting since the rebels seized the east of the city in 2012, confining government forces to the west

Karam Al-Masri/AFP

A Syrian man carries his two two girls as he walks across the rubble following a barrel bomb attack on the rebel-held neighbourhood of al-Kalasa in the northern Syrian city of Aleppo on Thursday

Syrian rescue workers and citizens evacu...Syrian rescue workers and citizens evacuate people from a building following a reported barrel bomb attack by Syrian government forces on the central al-Fardous rebel held neighbourhood of the northern Syrian city of Aleppo, on June 9, 2015.  AFP PHOTO / KARAM AL-MASRI KARAM AL-MASRI/AFP/Getty Images

Karam Al-Masri/AFP/Getty

Syrian rescue workers and citizens evacuate people from a building following a reported barrel bomb attack by Syrian government forces on the central al-Fardous rebel held neighbourhood of the northern Syrian city of Aleppo 

A member of the civil defence sleeps on the street in the rebel-held side of Syria's northern city of Aleppo on June 8, 2015. Arabic graffiti in blue reads: "Those looking for life under the rubble of death". A couple and their five children were killed overnight in Aleppo province in strikes by the US-led coalition fighting the Islamic State group, a monitor said

Karam Al-Masri/AFP

A member of the civil defence sleeps on the street in the rebel-held side of Syria’s northern city of Aleppo on Monday. Arabic graffiti in blue reads: “Those looking for life under the rubble of death”

A rebel fighter takes position behind sandbags in Aleppo's Al-Ezaa neighbourhood...A rebel fighter takes position behind sandbags in Aleppo's Al-Ezaa neighbourhood May 20, 2015. REUTERS/Hosam Katan      TPX IMAGES OF THE DAY

Hosam Katan/Reuters

A rebel fighter takes position behind sandbags in Aleppo’s Al-Ezaa neighbourhood, Syria

A Syrian man carries a body after it was removed from the rubble of buildings following a reported barrel bomb attack by government forces on the Qadi Askar district of the northern Syrian city of Aleppo on May 20, 2015.

Zein Al-Rifai/AFP

A Syrian man carries a body after it was removed from the rubble of buildings following a barrel bomb attack by government forces on the Qadi Askar district of the northern Syrian city of Aleppo on Wednesday