Assad

A rebel fighter carries his weapon as he walks in front of a rainbow in Ratian village, north of Aleppo...A rebel fighter carries his weapon as he walks in front of a rainbow in Ratian village, north of Aleppo, after what the rebels said was an offensive against them by forces loyal to Syria's President Bashar al-Assad that attempted to advance in the village but failed to February 18, 2015. Battles in and around the Syrian city of Aleppo have killed at least 70 pro-government fighters and more than 80 insurgents after the army launched an offensive there, a monitoring group said on Wednesday. Picture taken February 18, 2015. REUTERS/Ammar Abdullah    (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)

Ammar Abdullah/Reuters

A rebel fighter carries his weapon as he walks in front of a rainbow in Ratian village, north of Aleppo, after what the rebels said was an offensive against them by forces loyal to Syria‘s President Bashar al-Assad that attempted to advance in the village but failed. 

Rebel fighters carry their weapons as they move towards their positions at the frontline against forces loyal to Assad in Maysaloun neighborhood in the old city of Aleppo...Rebel fighters carry their weapons as they move towards their positions at the frontline against forces loyal to Syria's President Bashar al-Assad in Maysaloun neighborhood in the old city of Aleppo November 24, 2014.

Abdalrhman Ismail/Reuters

Rebel fighters carry their weapons as they move towards their positions at the frontline against forces loyal to Syria’s President Bashar al-Assad in Maysaloun neighborhood in the old city of Aleppo on Monday

Forces of Syria's President Assad burn a flag of al Qaeda-linked Nusra Front, which they said was left behind by rebel fighters, in Zor al-Mahruqa village...Forces of Syria's President Bashar al-Assad burn a flag of al Qaeda-linked Nusra Front, which they said was left behind by rebel fighters, in Zor al-Mahruqa village, after the forces said they had regained control of the area and its surrounding hills in the Hama countryside October 6, 2014. REUTERS/George Ourfalian (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT TPX IMAGES OF THE DAY)

George Ourfalian/Reuters

Forces of Syria’s President Bashar al-Assad burn a flag of al-Qaeda-linked Nusra Front in Zor al-Mahruqa village, after they said they had regained control of the area and its surrounding hills in the Hama countryside

Residents carry an injured man after what activists said were two air strikes by forces of Syria's President Assad on a market in central Douma, eastern al-Ghouta, near Damascus...Residents carry an injured man after what activists said were two air strikes by forces of Syria's President Bashar al-Assad on a market in central Douma, eastern al-Ghouta, near Damascus September 17, 2014.

Badra Mamet/Reuters

Residents carry an injured man after what activists said were two air strikes by forces of Syria’s President Bashar al-Assad on a market in central Douma, eastern al-Ghouta, near Damascus

Khaled al-Hariri A man takes a photo of his friend in front of a poster of Syria's President Bashar al-Assad at Umayyad Square in Damascus...A man takes a photo of his friend in front of a poster of Syria's President Bashar al-Assad at Umayyad Square in Damascus May 16, 2014. Syria is holding a presidential election for June 3, preparing the ground for Assad to defy widespread opposition and extend his grip on power, days after he said the civil war was turning in his favour. Opponents have dismissed the vote as a farce.   REUTERS/(SYRIA - Tags: POLITICS ELECTIONS CIVIL UNREST CONFLICT)

Khaled al-Hariri/Reuters

A man takes a photo of his friend in front of a poster of Syria‘s President Bashar al-Assad at Umayyad Square in Damascus 

Syrians wave flags and placards bearing ...Syrians wave flags and placards bearing portraits President Bashar al-Assad during a meeting gathering workers to support his candidacy in upcoming presidential elections on May 13, 2014 in the capital Damscus. The campaign for Syria's elections that started this week, has become a tribute to incumbent Bashar al-Assad, and in the streets of Damascus, residents have little doubt who will win the June poll. AFP PHOTO/ LOUAI BESHARALOUAI BESHARA/AFP/Getty Images

Louai Besharal/AFP

Syrians wave flags and placards bearing portraits President Bashar al-Assad during a workers’ rally to support his candidacy in upcoming presidential elections in the capital Damascus 

TOPSHOTS A man is comforted by a rescue ...TOPSHOTS A man is comforted by a rescue worker and others following a reported air strike by government forces in which a fellow rescue worker was killed on March 8, 2014 in the northern city of Aleppo. More than 140,000 people have been killed in Syria since the start of a March 2011 uprising against the Assad family's 40-year rule. AFP PHOTO / AMC / FADI AL-HALABIFadi al-Halabi/AFP/Getty Images

Fadi Al-Halabi/AFP

A man is comforted by a rescue worker and others following a reported air strike by government forces in which a fellow rescue worker was killed on Tuesday in the northern city of Aleppo. More than 140,000 people have been killed in Syria since the start of a March 2011 uprising against the Assad family’s 40-year rule 

Residents receive food aid at the besieged al-Yarmouk camp, south of Damascus, March 18, 2014, in this handout released by Syria's national news agency SANA. REUTERS/SANA/Handout via Reuters

Sana/Reuters

Residents receive food aid at the besieged al-Yarmouk camp, south of Damascus in this handout released by Syria‘s national news agency SANA. 

A Syrian man evacuates a child found in ...A Syrian man evacuates a child found in the rubble of a building reportedly hit by an explosives-filled barrel dropped by a government forces helicopter on March 18, 2014 in Aleppo. Iran's foreign minister that Tehran is "ready to help any logical attempts" to end the Syrian conflict, during a visit by UN-Arab League envoy to Syria Lakhdar Brahimi. AFP PHOTO/KHALED KHATIBKHALED KHATIB/AFP/Getty Images

Khaled Khatib/AFP

A Syrian man evacuates a child found in the rubble of a building reportedly hit by an explosives-filled barrel dropped by a government forces helicopter in Aleppo. Iran’s foreign minister that Tehran is “ready to help any logical attempts” to end the Syrian conflict, during a visit by UN-Arab League envoy to Syria Lakhdar Brahimi.

Syrian emergency personnel extinguish a ...Syrian emergency personnel extinguish a fire following a reported air strike by Syrian government forces on March 7, 2014 during the Friday prayer in the Sukkari neighborhood of the northern city of Aleppo. More than 140,000 people have been killed in Syria since the start of a March 2011 uprising against the Assad family's 40-year rule. AFP PHOTO / BARAA AL-HALABI BARAA AL-HALABI/AFP/Getty Images

Baraa Al-Halabi/AFP

An emergency worker attempts to extinguish a fire following a reported air strike by Syrian government forces on Friday during prayers in the Sukkari neighbourhood of the northern city of Aleppo. More than 140,000 people have been killed in Syria since the start of the March 2011 uprising against the Assad family’s 40-year rule. 

Free Syrian Army fighters prepare mortar shells before launching them towards forces loyal to Syria's President Bashar al-Assad in Aleppo...Free Syrian Army fighters prepare mortar shells before launching them towards forces loyal to Syria's President Bashar al-Assad in Aleppo February 5, 2014. Picture taken February 5, 2014. REUTERS/Abdalrhman Ismail

Abdalrhman Ismail/Reuters

Free Syrian Army fighters prepare mortar shells before launching them towards forces loyal to Syria’s President Bashar al-Assad in Aleppo 

A Syrian girl attends classes at a make-...A Syrian girl attends classes at a make-shift school in the largest Bulgarian camp in the town of Harmanli on January 21, 2014. Tonnes of humanitarian aid -- including clothes, food and hygiene materials -- has started trickling in from non-governmental groups in the country and abroad to the camps in EU's poorest country after the UN raised alarm over a "human emergency" on the EU's southern fringe.     AFP PHOTO / DIMITAR DILKOFFDIMITAR DILKOFF/AFP/Getty Images

Dimitar Dilkoff/AFP

A Syrian girl attends classes at a makeshift school in the largest Bulgarian camp in the southern town of Harmanli. Humanitarian aid, including clothes, food and hygiene materials, has started trickling in from non-governmental groups in the country and abroad to the camps in the EU’s poorest country after the UN expressed alarm over a ‘human emergency’ on the EU’s southern fringe. 

Ahmet Uzumcu, director general of the Or...Ahmet Uzumcu, director general of the Organisation for the Prohibition of Chemical Weapons (OPCW), holds a press conference in Rome on January 16, 2014. Uzumcu voiced concern about reports from the Syrian government of attacks on two chemical facilities but said they could not be independently verified. A United Nations-backed plan to destroy Syria's 1,290-tonne declared chemical weapons arsenal has been delayed by the fighting raging across the country. Uzumcu said that talks were ongoing for "temporary truces" to allow the safe passage of chemical arms convoys to the Syrian port of Latakia for loading. AFP PHOTO / Filippo MONTEFORTEFILIPPO MONTEFORTE/AFP/Get

Filippo Monteforte/AFP

Ahmet Uzümcü, director-general of the Organisation for the Prohibition of Chemical Weapons, holds a press conference in Rome. Mr Uzümcü voiced concern about reports from the Syrian government of attacks on two chemical facilities but said they could not be independently verified. A UN-backed plan to destroy Syria‘s 1,290-tonne declared chemical weapons arsenal has been delayed by the fighting raging across the country

A Free Syrian Army fighter stands inside a house holding his weapon in Deir al-Zor, eastern Syria...A Free Syrian Army fighter stands inside a house holding his weapon in Deir al-Zor, eastern Syria, October 3, 2013. Picture taken October 3, 2013.

Khalil Ashawi/Reuters

A fighter from the Free Syrian Army stands inside a rebel hideout in Deir al-Zor, eastern Syria.

In this Wednesday, Sept. 18, 2013 photo, Syrian students salute while listening to the national anthem before entering their classrooms in Hassan Shuaib School in Damascus, Syria. Facing extraordinary challenges, millions of Syrian children in government controlled areas returned to school this week to the backdrop of a raging civil war and an international debate over Syriaís chemical weapons stockpile.(AP Photo)

AP

Syrian students salute while listening to the national anthem before entering their classrooms in Hassan Shuaib School in Damascus, Syria. Facing extraordinary challenges, millions of Syrian children in government controlled areas returned to school this week to the backdrop of a raging civil war and an international debate over the country’s chemical weapons stockpile 

A member of the Shohadaa Badr Brigade, which operates under Free Syrian Army, sits on a bed in Ashrafieh, Aleppo...A member of the Shohadaa Badr Brigade, which operates under the Free Syrian Army, sits on a bed in Ashrafieh, Aleppo September 17, 2013. REUTERS/Muzaffar Salman

Muzaffar Salman/Reuters

A member of the Shohadaa Badr Brigade, which operates under the Free Syrian Army, sits on a bed in Ashrafieh in Aleppo, Syria

A Free Syrian Army fighter is seen sleeping as a fellow fighter walks through a hole in a wall in Kafr Naboudeh in Hama countryside, September 2, 2013. REUTERS/Loubna Mrie   (SYRIA -

Loubna Mrie/Reuters

A Free Syrian Army fighter takes a nap on a disused sofa as a fellow fighter walks through a hole in a wall in Kafr Naboudeh in the central city of Hama on Monday

Free Syrian Army fighters sit on a sofa inside a house in Deir al-Zor...Free Syrian Army fighters sit on a sofa inside a house in Deir al-Zor August 27, 2013.

Khalil Ashawi /Reuters

Free Syrian Army fighters rest inside a house during a rare light moment in Deir al-Zor, Syria

A boy carries eggs as he walks at the Karaj al-Hajez crossing...A boy carries eggs as he walks at the Karaj al-Hajez crossing, a passageway separating Aleppo's Bustan al-Qasr, which is under the rebels' control and Al-Masharqa neighborhood, an area controlled by the regime, August 21, 2013. REUTERS/Muzaffar Salman   (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)

Muzaffar Salman/Reuters

A boy carries eggs as he walks at the Karaj al-Hajez crossing, a passageway separating Aleppo’s Bustan al-Qasr, which is under the rebels’ control, and the Al-Masharqa neighbourhood in Syria, an area controlled by the Assad regime

Man walks inside the damaged historical old souk of Homs...A man walks inside the damaged historical old souk of Homs August 19, 2013.

Yazan Homsy/Reuters

A man walks inside the damaged historical old souk of Homs in Syria