The head of the team tasked with destroying Syria's chemical weapons says he is concerned about accessing some sites in rebel-controlled areas. Ahmet Uzumcu, of the Organisation for the Prohibition of Chemical Weapons, renewed calls for both sides
Syria's government and rebels accused each other of launching a deadly chemical attack near the northern city of Aleppo on Tuesday in what would, if confirmed, be the first use of such weapons in the two-year conflict.