CNN CNN Newsroom September 5, 2013 19:02:00
Taken from a victim from that particular attack. atika shubert has more on this live from london. atika, specifically what did they find and how did they find it? >> reporter: well, the prime minister's office has confirmed that they took these clothing and soil samples from a victim of that attack and they've spent the last seven days testing them at the chemical testing facility here for the ministry of defense. they say they tested positive for sarin. that certainly adds to the case that's been put forward by secretary kerry, by the united states. and it's interesting that this has been unv...
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