 <unk> <unk> , deputy secretary of Xinjiang <unk> <unk> Committee of the Communist Party , led a working team to Shaoguan on 27 June . Zhou <unk> , Politburo Standing Committee member responsible for security , reportedly visited Shaoguan in early September 2009 . On 5 August , Xinhua reported that Chinese police had arrested <unk> <unk> , a chef at an Arabic restaurant in <unk> who they claimed confessed to being an agent for the World <unk> Congress ( <unk> ) and who allegedly spread rumours that were later used as a pretext to trigger the Ürümqi riots of 5 July . Xinhua alleged that he had fabricated a report that " the factory brawl had caused the death of 17 to 18 people , including three females , " which he sent in an e @-@ mail to <unk> <unk> . 
