(01 of23)
Open Image ModalA Syrian man walks amid debris inside a heavily damaged building following reported air strikes by regime forces in the rebel-held area of Douma, east of the capital Damascus, on February 9, 2015. (credit:ABD DOUMANY via Getty Images)
(02 of23)
Open Image ModalAn injured Syrian man waits for treatment at a clinic in the rebel-held area of Douma, east of the capital Damascus, following reported air strikes by regime forces on February 9, 2015. (credit:ABD DOUMANY via Getty Images)
(03 of23)
Open Image ModalDAMASCUS, SYRIA - FEBRUARY 9: Search and rescue team and people make rescue operations among debris after the Syrian army's warcrafts hit the Eastern Ghouta of Damascus, at least 23 killed and 50 wounded, on February 9, 2015. (credit:Anadolu Agency via Getty Images)
(04 of23)
Open Image ModalDAMASCUS, SYRIA - FEBRUARY 9: Search and rescue team and people make rescue operations among debris after the Syrian army's warcrafts hit the Eastern Ghouta of Damascus, at least 23 killed and 50 wounded, on February 9, 2015. (credit:Anadolu Agency via Getty Images)
(05 of23)
Open Image ModalDAMASCUS, SYRIA - FEBRUARY 9: Syrians carry wounded people after the Syrian army's warcrafts hit the Eastern Ghouta of Damascus, at least 23 killed and 50 wounded, on February 9, 2015. (credit:Anadolu Agency via Getty Images)
(06 of23)
Open Image ModalDAMASCUS, SYRIA - FEBRUARY 9: Search and rescue team and people make rescue operations among debris after the Syrian army's warcrafts hit the Eastern Ghouta of Damascus, at least 23 killed and 50 wounded, on February 9, 2015. (credit:Anadolu Agency via Getty Images)
(07 of23)
Open Image ModalAn wounded Syrian man sits as he receives treatment at a clinic in the rebel-held area of Douma, east of the capital Damascus, following reported air strikes by regime forces on February 9, 2015. (credit:ABD DOUMANY via Getty Images)
(08 of23)
Open Image ModalSearch and rescue team work after the Syrian army's warcrafts hit the Eastern Ghouta of Damascus, at least 23 killed and 50 wounded, on February 9, 2015. (credit:Anadolu Agency via Getty Images)
(09 of23)
Open Image ModalSyrians search for survivors at the site of reported air strikes by regime forces in the rebel-held area of Douma, east of the capital Damascus, on February 9, 2015. (credit:ABD DOUMANY via Getty Images)
(10 of23)
Open Image ModalSyrian onlookers gather outside a damaged building as search continues for survivors at the site of reported air strikes by regime forces in the rebel-held area of Douma, east of the capital Damascus, on February 9, 2015. (credit:ABD DOUMANY via Getty Images)
(11 of23)
Open Image ModalAn injured Syrian man waits for treatment at a clinic in the rebel-held area of Douma, east of the capital Damascus, following reported air strikes by regime forces on February 9, 2015. The opposition bastion came under a massive government aerial assault on February 5, 2015, after rebels fired more than 120 rockets and mortar rounds into the capital. (credit:ABD DOUMANY via Getty Images)
(12 of23)
Open Image ModalSyrian emergency personnel extinguish a fire following reported air strikes by regime forces in the rebel-held area of Douma, east of the capital Damascus, on February 9, 2015. Tens of thousands of residents trapped in the rebel bastion suffer from food and medical shortages, as well as deadly regime bombardment. (credit:ABD DOUMANY via Getty Images)
(13 of23)
Open Image ModalA Syrian girl reacts as she sits at a clinic in the rebel-held area of Douma, east of the capital Damascus, following reported air strikes by regime forces on February 9, 2015. Tens of thousands of residents trapped in the rebel bastion suffer from food and medical shortages, as well as deadly regime bombardment. (credit:ABD DOUMANY via Getty Images)
(14 of23)
Open Image ModalSearch and rescue team and people make rescue operations among debris after the Syrian army's warcrafts hit the Eastern Ghouta of Damascus, at least 23 killed and 50 wounded, on February 9, 2015. (credit:Anadolu Agency via Getty Images)
(15 of23)
Open Image ModalA wounded Syrian boy reacts as he receives treatment at a clinic in the rebel-held area of Douma, east of the capital Damascus, following reported air strikes by regime forces on February 9, 2015. Tens of thousands of residents trapped in the rebel bastion suffer from food and medical shortages, as well as deadly regime bombardment. (credit:ABD DOUMANY via Getty Images)
(16 of23)
Open Image ModalA wounded Syrian boy reacts as he receives treatment at a clinic in the rebel-held area of Douma, east of the capital Damascus, following reported air strikes by regime forces on February 9, 2015. Tens of thousands of residents trapped in the rebel bastion suffer from food and medical shortages, as well as deadly regime bombardment. (credit:ABD DOUMANY via Getty Images)
(17 of23)
Open Image ModalSyrian men carry an injured person as they arrive at a clinic in the rebel-held area of Douma, east of the capital Damascus, following reported air strikes by regime forces on February 9, 2015. Tens of thousands of residents trapped in the rebel bastion suffer from food and medical shortages, as well as deadly regime bombardment. (credit:ABD DOUMANY via Getty Images)
(18 of23)
Open Image ModalSyrians search for survivors at the site of reported air strikes by regime forces in the rebel-held area of Douma, east of the capital Damascus, on February 9, 2015. Tens of thousands of residents trapped in the rebel bastion suffer from food and medical shortages, as well as deadly regime bombardment. (credit:ABD DOUMANY via Getty Images)
(19 of23)
Open Image ModalSyrian girls react as they sit at a clinic in the rebel-held area of Douma, east of the capital Damascus, following reported air strikes by regime forces on February 9, 2015. Tens of thousands of residents trapped in the rebel bastion suffer from food and medical shortages, as well as deadly regime bombardment (credit:ABD DOUMANY via Getty Images)
(20 of23)
Open Image ModalAn injured Syrian man reacts after receiving treatment at a clinic in the rebel-held area of Douma, east of the capital Damascus, following reported air strikes by regime forces on February 9, 2015. Tens of thousands of residents trapped in the rebel bastion suffer from food and medical shortages, as well as deadly regime bombardment. (credit:ABD DOUMANY via Getty Images)
(21 of23)
Open Image ModalSyrians search for survivors at the site of reported air strikes by regime forces in the rebel-held area of Douma, east of the capital Damascus, on February 9, 2015. Tens of thousands of residents trapped in the rebel bastion suffer from food and medical shortages, as well as deadly regime bombardment. (credit:ABD DOUMANY via Getty Images)
(22 of23)
Open Image ModalAn injured Syrian boy sits in a chair as he awaits treatment at a makeshift hospital following reported air strikes by forces loyal to President Bashar al-Assad in the rebel held area of Douma, north east of the capital Damascus on February 8, 2015. The key rebel bastion on the outskirts of Damascus has been under siege for nearly two years, leading to food and medical shortages. (credit:ABD DOUMANY via Getty Images)
(23 of23)
Open Image ModalSyrians search for survivors at the site of reported air strikes by regime forces in the rebel-held area of Douma, east of the capital Damascus, on February 9, 2015. Tens of thousands of residents trapped in the rebel bastion suffer from food and medical shortages, as well as deadly regime bombardment. (credit:ABD DOUMANY via Getty Images)