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Published on Nov 28, 2013
Subscribe to BBC News www.youtube.com/bbcnews Journalist Glenn Greenwald has told HARDtalk it is the job of journalists to investigate the claims of people in power. Mr Greenwald said the Iraq war was as an example of how the US and UK governments had made "false claims" to gain support for the war.
You can watch the full interview on BBC World News on Thursday 28 November at 21:30 GMT