Syrian

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 member of the Kurdish police known as the Asayesh, observes enemy positions from a lookout point in the northeastern Syrian city of Hasakeh during ongoing fighting with regime forces on August 22, 2016. Fierce overnight clashes with regime forces allowed the Kurds to advance mostly in the south of the city, the Syrian Observatory for Human Rights said.   / AFP PHOTO / DELIL SOULEIMANDELIL SOULEIMAN/AFP/Getty Images

Delil Souleiman/AFP/Getty

A member of the Kurdish police known as the Asayesh, observes enemy positions from a lookout point in the northeastern Syrian city of Hasakeh during ongoing fighting with regime forces 

A man stands amid the damage after an airstrike in the rebel held Douma neighbourhood of Damascus, Syria August 22, 2016. REUTERS/Bassam Khabieh

Bassam Khabieh/Reuters

A man stands amid the damage after an airstrike in the rebel held Douma neighbourhood of Damascus, 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 farmer harvests wheat in a field at night, fearing shelling in daylight, in the rebel held besieged town of Douma, eastern Ghouta in Damascus, Syria early morning June 24, 2016. REUTERS/Bassam Khabieh

Bassam Khabieh/Reuters

A farmer harvests wheat in a field at night, fearing shelling in daylight, in the rebel held besieged town of Douma, eastern Ghouta in Damascus, Syria 

A handout picture released by the official Syrian Arab News Agency (SANA) on June 7, 2016 shows Syrian President Bashar al-Assad waving before addressing the new parliament in Damascus. Assad addressed the new parliament in a speech broadcast on state television congratulating lawmakers on a record turnout in an April general election. Assad's last address to parliament was in June 2012, just after general elections in May of that year. / AFP PHOTO / SANA / HO / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / HO / SANA" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTSHO/AFP/Getty Images

AFP/Getty

Syrian President Bashar al-Assad waves before addressing the new parliament in Damascus 

Civilians and civil defence members look for survivors at a site damaged after Russian air strikes on the Syrian rebel-held city of Idlib, Syria, late May 30, 2016. REUTERS/Khalil Ashawi

Khalil Ashawi/Reuters

Civilians and civil defence members look for survivors at a site damaged after Russian air strikes on the Syrian rebel-held city of Idlib, Syria late on Monday

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 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

Ameer Alhalbi/AFP/Getty

A Syrian man evacuates an area following a reported air strike in the rebel-held neighbourhood of Hayy Aqyul in Syria‘s second city Aleppo 

TOPSHOT - A Syrian child receives treatm...TOPSHOT - A Syrian child receives treatment at a makeshift hospital following an air strike on a vegetable market in Maaret al-Numan, in Syria's northern province of Idlib, on April 19, 2016. Suspected government air strikes killed at least 44 civilians at two markets in a part of northwestern Syria controlled by the war-torn country's Al-Qaeda affiliate, the Syrian Observatory for Human Rights said. / AFP PHOTO / Mohamed al-BakourMOHAMED AL-BAKOUR/AFP/Getty Images

Mohamed al-Bakour/AFP/Getty

A Syrian child receives treatment at a makeshift hospital following an airInjured in an airstrikestrike on a vegetable market in Maaret al-Numan, in Syria‘s northern province of Idlib

In this picture taken Thursday, April 14, 2016, the Palmyra citadel is seen in the background as Syrian families load their belongings onto a bus in the town of Palmyra in the central Homs province, Syria. Thousands of residents of this ancient town who fled Islamic State rule are returning briefly to check on their homes and salvage what they can _ some carpets, blankets, a fridge or a few family mementos. (AP Photo/Hassan Ammar)

Hassan Ammar/AP

The Palmyra citadel is seen in the background as Syrian families load their belongings onto a bus in the town of Palmyra in the central Homs province, Syria. Thousands of residents of this ancient town who fled Islamic State rule are returning briefly to check on their homes and salvage what they can some carpets, blankets, a fridge or a few family mementos

TOPSHOT - A rebel fighter plays football...TOPSHOT - A rebel fighter plays football in a damaged street in the neighbourhood of Jobar, on the eastern outskirts of the Syrian capital Damascus on March 23, 2016. / AFP PHOTO / Abd DoumanyABD DOUMANY/AFP/Getty Images

Abd Doumany/AFP

A rebel fighter plays football in a damaged street in the neighbourhood of Jobar, on the eastern outskirts of the Syrian capital Damascus 

A Syrian man stands on the rubble of a b...A Syrian man stands on the rubble of a building following a reported air strike on the rebel-held neighbourhood of Salhin in the northern city of Aleppo on March 11, 2016. / AFP PHOTO / THAER MOHAMMEDTHAER MOHAMMED/AFP/Getty Images

Thaer Mohammed/AFP

A Syrian man stands on the rubble of a building following a reported air strike on the rebel-held neighbourhood of Salhin in the northern city of Aleppo 

Protest against airstrikes in rebel-held city of Douma...epa05205914 Syrians wave their national flag during a protest against the airstrikes which broke the Russian-US brokered ceasefire a day before, the rebel-held city of Douma, 10 km north-east of Damascus, Syria, 11 March 2016. The ceasefire agreement enters its third week today.  EPA/MOHAMMED BADRA

Mohammed Badra/EPA

Syrians wave their national flag during a protest against the airstrikes which broke the Russian-US brokered ceasefire in Douma, Syria. The ceasefire agreement enters its third week on Friday

Children from Syria play on truck trailers at the Athens' port of Piraeus where over 2,000 stranded refugees and migrants stay at the passenger terminal buildings and their tents, on Monday, March 7, 2016. European Union leaders will be looking to boost aid to Greece as the Balkan migrant route is effectively sealed, using Monday's summit as an attempt to restore unity among the 28 member nations after months of increasing bickering and go-it-alone policies. (AP Photo/Thanassis Stavrakis)

Thanassis Stavrakis/AP

Children from Syria play on truck trailers at the Athens’ port of Piraeus where over 2,000 stranded refugees and migrants stay at the passenger terminal buildings and their tents

A member of the Syrian Arab Red Crescent...A member of the Syrian Arab Red Crescent carries a wounded boy following an airstrike in the rebel-held city of Douma in Eastern Ghouta, on February 26, 2016. Intense Russian air strikes and regime shelling battered rebel bastions across Syria, the Syrian Observatory for Human Rights said, just hours before a midnight deadline for a landmark ceasefire in the country's five-year civil war. / AFP / Abd DoumanyABD DOUMANY/AFP/Getty Images

Abd Doumany/AFP

A member of the Syria Arab Red Crescent carries a wounded boy following an airstrike in the rebel-held city of Douma in Eastern Ghouta, on Friday 

TOPSHOT - Civilians photographed in a da...TOPSHOT - Civilians photographed in a damaged building in Syria's northern city of Aleppo following a reported air strike by government forces on December 7, 2015. Syria's nearly five-year war has left more than 250,000 dead and forced some 12 million people from their homes. KARAM AL-MASRI / AFP PHOTO  / AFP / KARAM AL-MASRIKARAM AL-MASRI/AFP/Getty Images

Karam Al-Masri/AFP/Getty

Civilians photographed in a damaged building in Syria‘s northern city of Aleppo following a reported air strike by government forces on Monday.

A wounded Syrian boy cries at a makeshif...A wounded Syrian boy cries at a makeshift hospital following a reported air strike by government forces in the rebel-held area of Douma, east of the capital Damascus, on November 18, 2015. AFP PHOTO / ABD DOUMANYABD DOUMANY/AFP/Getty Images

Abd Doumany/AFP

A wounded Syrian boy cries at a makeshift hospital following a reported air strike by government forces in the rebel held area of Douma, east of the capital Damascus