Syria ignores U.N. pleas for pause as 200k still trapped in Aleppo

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The United Nations estimates that 200,000 people are still inside eastern Aleppo, trapped between the Syrian army and the rebel fighters amid relentless shelling continues. The U.N. wants the fighting to stop temporarily so that the sick and injured can evacuate. But the Syrian government has responded with silence. Debora Patta reports.