TOPSHOT - GRAPHIC CONTENT Syrians evacuate victims following air strikes on the town of Douma in the eastern Ghouta region, a rebel stronghold east of the capital Damascus, on December 13, 2015. At least 28 civilians were killed in heavy bombardment of the besieged Syrian rebel stronghold, including near a school, according to the Syrian Observatory for Human Rights. AFP PHOTO / SAMEER AL-DOUMY / AFP / SAMEER AL-DOUMY (Photo credit should read SAMEER AL-DOUMY/AFP/Getty Images)