Free Syrian Army fighters pray before Iftar (breaking fast) during the Muslim month of Ramadan in the province of Daraa, Syria May 30,2017. REUTERS/ Alaa al-Faqir 

A Free Syrian Army fighter reads the Koran before Iftar (breaking Iftar) during the Muslim month of Ramadan in the province of Daraa, Syria May 30,2017. REUTERS/ Alaa al-Faqir 

Free Syrian Army fighter eats their iftar (breaking fast) meal during the Muslim month of Ramadan in the province of Daraa, Syria May 30,2017. REUTERS/ Alaa al-Faqir 

Syrian refugee Bashar al-Khashman, who came from Daraa in Syria three years ago, rides his donkey cart to sell fruits and vegetables to fellow refugees at Al Zaatari refugee camp in the Jordanian city of Mafraq, near the border with Syria, August 18, 2016. REUTERS/Muhammad Hamed 

Syrian refugee Bashar al-Khashman, who came from Daraa in Syria three years ago, rides his donkey cart to sell fruits and vegetables to fellow refugees at Al Zaatari refugee camp in the Jordanian city of Mafraq, near the border with Syria, August 18, 2016. REUTERS/Muhammad Hamed 

Syrian refugee Bashar al-Khashman, who came from Daraa in Syria three years ago, prepares his donkey cart to transport fruits and vegetables to sell to fellow refugees at Al Zaatari refugee camp in the Jordanian city of Mafraq, near the border with Syria, August 18, 2016. REUTERS/Muhammad Hamed 

Syrian refugee Bashar al-Khashman, who came from Daraa in Syria three years ago, loads fruits and vegetables on his donkey cart to be sold to fellow refugees at Al Zaatari refugee camp in the Jordanian city of Mafraq, near the border with Syria, August 18, 2016. REUTERS/Muhammad Hamed 

A Moroccan doctor checks Syrian baby Siwar who was born by caesarean section in a field hospital in Al Zaatari refugee camp in the Jordanian city of Mafraq, near the border with Syria, March 7, 2016. Siwar is the third child of a Syrian family from Daraa who fled to Jordan two years ago. She is their second child to be born in the camp. Since the beginning of the Syrian crisis, 50-80 Syrian children were born in the Zaatari refugee camp each week, according to the official website of UNHCR. REUTERS/ Muhammad Hamed TPX IMAGES OF THE DAY SEARCH "HAMED BORN" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES 

Syrian baby girl Siwar, who was born by caesarean section, is seen by her father after her birth in a field hospital in Al Zaatari refugee camp in the Jordanian city of Mafraq, near the border with Syria, March 7, 2016. Siwar is the third child of a Syrian family from Daraa who fled to Jordan two years ago. She is their second child to be born in the camp. Since the beginning of the Syrian crisis, 50-80 Syrian children were born in the Zaatari refugee camp each week, according to the official website of UNHCR. REUTERS/ Muhammad Hamed SEARCH "HAMED BORN" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES

Moroccan doctors carry a Syrian baby Siwar, who was born by caesarean section in a field hospital in Al Zaatari refugee camp in the Jordanian city of Mafraq, near the border with Syria, March 7, 2016. Siwar is the third child of a Syrian family from Daraa who fled to Jordan two years ago. She is their second child to be born in the camp. Since the beginning of the Syrian crisis, 50-80 Syrian children were born in the Zaatari refugee camp each week, according to the official website of UNHCR. REUTERS/ Muhammad Hamed SEARCH "HAMED BORN" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES

Moroccan doctor carries a Syrian baby Siwar, who was born by caesarean section in a field hospital in Al Zaatari refugee camp in the Jordanian city of Mafraq, near the border with Syria, March 7, 2016. Siwar is the third child of a Syrian family from Daraa who fled to Jordan two years ago. She is their second child to be born in the camp. Since the beginning of the Syrian crisis, 50-80 Syrian children were born in the Zaatari refugee camp each week, according to the official website of UNHCR. REUTERS/ Muhammad Hamed SEARCH "HAMED BORN" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES

Moroccan doctors carry a Syrian baby Siwar, who was born by caesarean section in a field hospital in Al Zaatari refugee camp in the Jordanian city of Mafraq, near the border with Syria, March 7, 2016. Siwar is the third child of a Syrian family from Daraa who fled to Jordan two years ago. She is their second child to be born in the camp. Since the beginning of the Syrian crisis, 50-80 Syrian children were born in the Zaatari refugee camp each week, according to the official website of UNHCR. REUTERS/ Muhammad Hamed TPX IMAGES OF THE DAY SEARCH "HAMED BORN" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES 

Free Syrian army fighters gesture after they took control of Tal al-Zaatar in the province of Daraa, Syria August 13, 2015. REUTERS/Alaa Al-Faqir 

Children play on a swing during Eid al-Adha celebrations in Daraa, Syria, September 25, 2015. REUTERS/Alaa Al-Faqir 

A girl plays on a swing during Eid al-Adha celebrations in Daraa, Syria September 25, 2015. Muslims across the world are celebrating the annual festival of Eid al-Adha or the Feast of the Sacrifice, which marks the end of the annual haj pilgrimage, by slaughtering goats, sheep, cows and camels in commemoration of the Prophet Abraham's readiness to sacrifice his son to show obedience to Allah. Picture taken September 25, 2015. REUTERS/Alaa Al-Faqir 

Children play during Eid al-Adha celebrations in Daraa, Syria, September 25, 2015. REUTERS/Alaa Al-Faqir 

Children play on a swing during Eid al-Adha celebrations in Daraa, Syria, September 25, 2015. REUTERS/Alaa Al-Faqir 

A Free Syrian Army fighter reacts as another fighter fires a weapon towards forces loyal to Syria's president Bashar al-Assad in Daraa, Syria, October 16, 2015. REUTERS/Alaa Al-Faqir 

A Free Syrian Army fighter reacts as he fires a weapon towards forces loyal to Syria's president Bashar al-Assad in Daraa, Syria, October 16, 2015. REUTERS/Alaa Al-Faqir 

A Free Syrian Army fighter stands near a weapon before firing towards forces loyal to Syria's president Bashar al-Assad in Daraa, Syria, October 16, 2015. REUTERS/Alaa Al-Faqir 

Boys inspect a site damaged from what activists said was barrel bombs dropped by forces loyal to Syria's president Bashar al-Assad in Nawa city, in Daraa Governorate, Syria, October 16, 2015. REUTERS/Alaa Al-Faqir 

A boy cleans his hands in a site damaged from what activists said was barrel bombs dropped by forces loyal to Syria's president Bashar Al-Assad in Nawa city, in Daraa Governorate, Syria October 16, 2015. REUTERS/Alaa Al-Faqir 

A woman stands on a site damaged from what activists said was barrel bombs dropped by forces loyal to Syria's president Bashar al-Assad in Nawa city, in Daraa Governorate, Syria, October 16, 2015. REUTERS/Alaa Al-Faqir 

Residents inspect a building damaged from what activists said was shelling by forces loyal to Syria's President Bashar Al-Assad in Bosra Al-Sham in Daraa province, Syria September 18, 2015. REUTERS/Alaa Al-Faqir 

A man inspects a building damaged from what activists said was shelling by forces loyal to Syria's President Bashar Al-Assad in Bosra Al-Sham in Daraa province, Syria September 18, 2015. REUTERS/Alaa Al-Faqir

A damaged mannequin is seen lying on the ground as residents inspect damage from what activists said was shelling by forces loyal to Syria's President Bashar Al-Assad in Bosra Al-Sham in Daraa province, Syria September 18, 2015. REUTERS/Alaa Al-Faqir 

A Free Syrian Army fighter talks on a walkie-talkie near a rocket launcher during what they said was preparations for an operation to strike at forces loyal to Syria's president Bashar Al-Assad located in Daraa, July 27, 2015. Picture take July 27, 2015. REUTERS/Alaa Al-Faqir

A man looks at damage out of a hole in the wall from what activists said was barrel bombs dropped by forces loyal to Syria's President Bashar Al-Assad in al-Hara town in Daraa, Syria, July 11, 2015. REUTERS/Alaa Al-Faqir 

Residents inspect damage from what activists said was barrel bombs dropped by forces loyal to Syria's President Bashar Al-Assad in al-Hara town in Daraa, Syria, July 11, 2015. REUTERS/Alaa Al-Faqir 

Residents inspect damage from what activists said was barrel bombs dropped by forces loyal to Syria's President Bashar Al-Assad in al-Hara town in Daraa, Syria, July 11, 2015. REUTERS/Alaa Al-Faqir 

Residents inspect damage from what activists said was barrel bombs dropped by forces loyal to Syria's President Bashar Al-Assad in al-Hara town in Daraa, Syria, July 11, 2015. REUTERS/Alaa Al-Faqir 

A refrigerator is seen among damage from what activists said were barrel bombs dropped by forces loyal to Syria's President Bashar Al-Assad in Tafas town in Daraa, Syria, July 2, 2015. REUTERS/Alaa Al-Faqir 

A man inspects damage from what activists said were barrel bombs dropped by forces loyal to Syria's President Bashar Al-Assad in Tafas town in Daraa, Syria, July 2, 2015. REUTERS/Alaa Al-Faqir 

Residents inspect damage from what activists said were barrel bombs dropped by forces loyal to Syria's President Bashar Al-Assad in Tafas town in Daraa, Syria, July 2, 2015. REUTERS/Alaa Al-Faqir 

Residents inspect the damage from what activists said was shelling by forces loyal to Syria's President Bashar Al-Assad in Daraa Al-Balad, Syria June 23, 2015. REUTERS/Alaa Al-Faqir 

Residents inspect the damage from what activists said was shelling by forces loyal to Syria's President Bashar Al-Assad in Daraa Al-Balad, Syria June 23, 2015. REUTERS/Alaa Al-Faqir 

A man drives a motorcycle through a damaged neighbourhood in Daraa Al-Balad, Syria June 23, 2015. REUTERS/Alaa Al-Faqir 

A general view shows a plane that belongs to forces loyal to Syria's President Bashar Al-Assad after it crashed in Daraa, Syria June 11, 2015. The Syrian army said on Thursday that a military plane had crashed in southern Syria and the cause was being investigated, state television reported. Rebels said earlier that they had shot down a Russian-made MIG jet. They released video of what appeared to be a burnt-out plane near the site of heavy fighting around a military airport they have been trying to gain control of since Wednesday. REUTERS/Alaa Al-Faqir 

Free Syrian Army fighters gesture while they pose near a plane that belongs to forces loyal to Syria's President Bashar Al-Assad after it crashed in Daraa, Syria June 11, 2015. The Syrian army said on Thursday that a military plane had crashed in southern Syria and the cause was being investigated, state television reported. Rebels said earlier that they had shot down a Russian-made MIG jet. They released video of what appeared to be a burnt-out plane near the site of heavy fighting around a military airport they have been trying to gain control of since Wednesday. REUTERS/Alaa Al-Faqir 

A general view shows a plane that belongs to forces loyal to Syria's President Bashar Al-Assad after it crashed in Daraa, Syria June 11, 2015. The Syrian army said on Thursday that a military plane had crashed in southern Syria and the cause was being investigated, state television reported. Rebels said earlier that they had shot down a Russian-made MIG jet. They released video of what appeared to be a burnt-out plane near the site of heavy fighting around a military airport they have been trying to gain control of since Wednesday. REUTERS/Alaa Al-Faqir 

Posters of Syrian president Bashar Al-Assad (R) and his father Hafez Al-Assad (L) are seen at the main entrance at the Brigade 52 military base after it was captured by the Free Syrian Army in Daraa, Syria June 9, 2015. Rebel fighters captured the major base from the Syrian army in the south of the country on Tuesday, rebels and a monitoring group said, a setback for President Bashar al-Assad reflecting the mounting pressure on him after recent losses elsewhere. REUTERS/Alaa Al-Faqir 

Members of the Free Syrian Army gesture as they place their feet on a sculpture of late Syrian president Hafez al-Assad, father of Syrian President Bashar al-Assad, at the Brigade 52 military base in Daraa, Syria June 9, 2015. Rebel fighters captured the major base from the Syrian army in the south of the country on Tuesday, rebels and a monitoring group said, a setback for President Bashar al-Assad reflecting the mounting pressure on him after recent losses elsewhere.REUTERS/Alaa Al-Faqir 

A member of the Free Syrian Army gestures as he stands on a tank after they captured the military Brigade 52 base in Daraa, Syria June 9, 2015. Rebel fighters captured the major base from the Syrian army in the south of the country on Tuesday, rebels and a monitoring group said, a setback for President Bashar al-Assad reflecting the mounting pressure on him after recent losses elsewhere. REUTERS/Alaa Al-Faqir 

A military truck belonging to Syrian president Bashar Al-Assad forces is seen on fire at the military Brigade 52 base after it was captured by the Free Syrian Army in Daraa, Syria June 9, 2015. Rebel fighters captured the major base from the Syrian army in the south of the country on Tuesday, rebels and a monitoring group said, a setback for President Bashar al-Assad reflecting the mounting pressure on him after recent losses elsewhere. REUTERS/Alaa Al-Faqir 

A woman reacts in a fieild hospital after what activists said were airstrikes by warplanes loyal to Syria's President Bashar al-Assad in Al-Yadouda, Daraa countryside, May 17, 2015. REUTERS/Alaa Al-Faqir 

ATTENTION EDITORS - VISUAL COVERAGE OF SCENES OF INJURY OR DEATH
An injured man rests in a field hospital after what activists said were airstrikes by warplanes loyal to Syria's President Bashar al-Assad in Al-Yadouda, Daraa countryside, May 17, 2015. REUTERS/Alaa Al-Faqir 

Residents react after what activists said were airstrikes by warplanes loyal to Syria's President Bashar al-Assad in Al-Yadouda, Daraa countryside, May 17, 2015. REUTERS/Alaa Al-Faqir 

ATTENTION EDITORS - VISUAL COVERAGE OF SCENES OF INJURY OR DEATH
Residents monitor an injured child after what activists said were airstrikes by warplanes loyal to Syria's President Bashar al-Assad in Da'el town, north of Daraa, April 19, 2015. REUTERS/Alaa Al-Faqir 

ATTENTION EDITORS - VISUAL COVERAGE OF SCENES OF INJURY OR DEATH
A medic wraps a bandage around an injured girl's head after what activists said were airstrikes by warplanes loyal to Syria's President Bashar al-Assad in Da'el town, north of Daraa, April 19, 2015. REUTERS/Alaa Al-Faqir 

A torn banner of Syrian president Bashar Al-Assad (R) and his father Hafez Al-Assad (L) is pictured at the Syrian-Jordanian border at the Nasib crossing in southern Syria April 3, 2015. Syrian military aircraft bombed areas close to its main crossing into Jordan on Thursday, witnesses and a group monitoring the conflict said, hours after insurgents had captured the border post. Insurgents fighting the government of President Bashar al-Assad said they had seized the Nasib crossing in southern Syria late on Wednesday, putting most of 370-km (230-mile) border area stretching up to Israel in the hands of the rebels. REUTERS/Wsam Almokdad 

Residents look for belongings amid debris after what activists said were barrel bombs dropped by forces loyal to Syria's President Bashar Al-Assad, in Maraba village in Daraa countryside March 22, 2015. REUTERS/Wsam Almokdad 

Residents look for belongings amid debris after what activists said were barrel bombs dropped by forces loyal to Syria's President Bashar Al-Assad, in Maraba village in Daraa countryside March 22, 2015 . REUTERS/Wsam Almokdad 

Residents inspect damage after what activists said were barrel bombs dropped by forces loyal to Syria's President Bashar Al-Assad, in Maraba village in Daraa countryside March 22, 2015 . REUTERS/Wsam Almokdad 

Free Syrian Army fighters prepare shells to be fired towards forces loyal to Syria's President Bashar Al-Assad in Bosra Al-Sham, Daraa province, March 21, 2015 . REUTERS/Wsam Almokdad 

Free Syrian Army fighters prepare shells to be fired towards forces loyal to Syria's President Bashar Al-Assad in Bosra Al-Sham, Daraa province, March 21, 2015 . REUTERS/Wsam Almokdad 

Free Syrian Army fighters prepare shells to be fired towards forces loyal to Syria's President Bashar Al-Assad in Bosra Al-Sham, Daraa province, March 21, 2015 . REUTERS/Wsam Almokdad 

Free Syrian Army fighters fire shells towards forces loyal to Syria's President Bashar Al-Assad in Bosra Al-Sham, Daraa province, March 21, 2015 . REUTERS/Wsam Almokdad 

Fighters loyal to Syria's President Bashar Al-Assad rest on a hill after regaining control of Tal Fatima, a town south of Damascus, in the Daraa countryside March 1, 2015. Government forces say they've regained control of this and many other villages in the south - wresting them back from rebel hands.A general made the announcement on state television, saying a large number of Nusra Front fighters were killed and their weapons destroyed. The gains were said to happen on Friday and Saturday in a large offensive backed by the Lebanese Shi'ite group Hezbollah. REUTERS/Stringer (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT) 

Fighters loyal to Syria's President Bashar Al-Assad go through weapons near a tank after regaining control of Hamreet, a town south of Damascus, in the Daraa countryside March 1, 2015. Government forces say they've regained control of this and many other villages in the south - wresting them back from rebel hands. A general made the announcement on state television, saying a large number of Nusra Front fighters were killed and their weapons destroyed.The gains were said to happen on Friday and Saturday in a large offensive backed by the Lebanese Shi'ite group Hezbollah. REUTERS/ Stringer (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT) 

A man talks on mobile phone near a Syrian national flag after fighters loyal to Syria's president Bashar Al-Assad regained control of Deir al-Adas, a town south of Damascus, Daraa countryside February 10, 2015. Syrian government troops and their allies in the Lebanese group Hezbollah pressed a major offensive in southern Syria on Wednesday, taking new ground in a campaign against insurgents who pose one of the biggest remaining threats to Damascus. Syrian state TV broadcast live from Deir al-Adas, a town some 30 km (19 miles) south of Damascus that it said had been captured. The sound of artillery being fired could be heard. The nearby town of Deir Maker was also captured, state TV said. Picture taken February 10, 2015. REUTERS/Stringer (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)