The United Nations says, if it is proven that chemical weapons were used in Aleppo, that would be a war crime.
According to videos on social media, and other reports, at least four people died and many children were treated for exposure to chlorine gas.
U.S. State Department deputy spokesperson Elizabeth Trudeau says the Obama administration is very worried about the increasing number of these reports:
IN: "I note...
OUT: ...two-on-one-eight."
DUR: 34
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