Insight - Syrian rebels upset with U.S. after chemical weapons deal

AMMAN (Reuters) - The Syrian opposition feels badly let down by Washington's decision to do a deal with Moscow to eliminate Bashar al-Assad's chemical weapons but diplomats are warning the Syrian National Coalition that it risks losing Western support if it cannot adapt to new realities.

The rift that has alienated the Syrian opposition from the United States threatens to derail international efforts to end the two and a half year civil war, diplomatic and opposition sources said.