 During February, WikiLeaks released 6,780 Congressional Research Service reports followed in March by a list of contributors to the Norm Coleman senatorial campaign and a set of documents belonging to Barclays Bank that had been ordered removed from the website of "The Guardian".In July, it released a report relating to a serious nuclear accident that had occurred at the Iranian Natanz nuclear facility in 2009.Later media reports have suggested that the accident was related to the Stuxnet computer worm.