A Syrian man (left) runs next of a burned truck that was attacked by a Syrian forces helicopter in Aleppo (18 January 2014)
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Syria accused of systematic abuse

21 January 2014 Last updated at 08:10 GMT

There is clear evidence that Syria has systematically tortured and executed about 11,000 detainees since the start of the uprising, a report by three former war crimes prosecutors says.

The investigators examined thousands of images of dead prisoners reportedly smuggled out of Syria by a defector.

Leaked pictures show evidence of starvation, beatings and strangulation, as Jim Muir reports from Beirut.