A general view shows the dammage at the Omar bin Abdaziz hospital in the Maadi district of the northern Syrian city of Aleppo after a barrel bomb struck just outside during government air raids on rebel-held districts of the city on July 16, 2016. Air raids on rebel-held districts of Syria's battleground second city of Aleppo killed at least 21 civilians including children, the Syrian Observatory for Human Rights said. / AFP / THAER MOHAMMED (Photo credit should read THAER MOHAMMED/AFP/Getty Images)
