U.N. inspectors will go to Syria `` as soon as possible '' to probe chemical weapons use . Opposition officials have said rebels do n't have access to chemical weapons or the missiles needed to use them in an attack , while other rebel leaders said Syrian troops fired `` chemical rockets '' at civilians and opposition forces . The U.S. and its allies have been trying for months to get the Syrian government to give up its stockpiles of such weapons. The U.S. believes Syrian forces crossed a `` red line '' by using chemical weapons . More than 100,000 have been killed since Syria 's civil war began over two yaers ago .
U.N. inspectors will go to Syria `` as soon as possible '' to probe chemical weapons use . The U.S. and its allies have been trying for months to get the Syrian government to give up its stockpiles of such weapons. The U.S. believes Syrian forces crossed a `` red line '' by using chemical weapons . More than 100,000 have been killed since Syria 's civil war began over two yaers ago .