see more

Syrians walk amid the rubble of destroyed buildings following reported air strikes by regime forces in the rebel-held area of Douma, east of the capital Damascus, on August 30, 2015. More than 240,000 people have been killed since Syria's conflict began in March 2011, and half of the country's population has been displaced by the war. AFP PHOTO / ABD DOUMANY / AFP / ABD DOUMANY (Photo credit should read ABD DOUMANY/AFP/Getty Images)

Syrians walk amid the rubble of destroyed buildings following reported air strikes by regime forces in the rebel-held area of Douma, east of the capital Damascus, on August 30, 2015. More than 240,000 people have been killed since Syria's conflict began in March 2011, and half of the country's population has been displaced by the war. AFP PHOTO / ABD DOUMANY / AFP / ABD DOUMANY        (Photo credit should read ABD DOUMANY/AFP/Getty Images)