GRAPHIC CONTENT A Syrian girl with her face covered in blood walks away from the site of a reported barrel-bomb attack by Syrian government forces in the northern city of Aleppo on June 25, 2014. Syria's war has killed more than 162,000 people and forced nearly half the population to flee their homes. AFP PHOTO /AMC / KHALED KHATIB (Photo credit should read KHALED KHATIB/AFP/Getty Images)