
Daniel Domscheit-Berg, who left WikiLeaks last year after a falling out with Assange, revealed the document destruction in an interview with Der Spiegel.
WikiLeaks has hit back, accusing Domscheit-Berg of being in bed with US intelligence agencies and of jeopardising the leaking of “many issues of public importance, human rights abuses, mass telecommunications interception, banking and the planning of dozens of neo-nazi groups”.