A boy is treated for breathing difficulties
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Footage shows Aleppo 'chlorine gas attack' aftermath

In Syria, rescue workers in the rebel-held part of Aleppo say that government forces have used chlorine gas to attack civilians.

They say helicopters dropped barrel bombs containing the chemical on the Sukari neighbourhood.

President Assad's government has always denied using chemical weapons.

Jeremy Bowen reports from Syria.

  • 06 Sep 2016
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