Syrian rebels clash with government forces (unseen) at a military airport in Syria’s northeastern city of Deir Ezzor on July 1, 2013. Fighting between rebels and regime loyalists continue amid diplomatic efforts to end the two-year conflict that has killed more than 100,000 people since March 2011, according to the Syrian Observatory for Human Rights. AFP PHOTO/KARAM JAMAL (Photo credit should read KARAM JAMAL/AFP/Getty Images)