Reporting of child pornography images on Wikimedia Commons caused by his history with Wikipedia and his own competing online encyclopedia, Citizendium. Sanger denied that the letter was an attempt to undermine Wikipedia, but did confirm it was an attempt to force a policy change for labeling or eliminating "adult" content on Wikipedia. Things escalated when Fox News began reporting on the issue. In response Jimmy Wales, co-founder of Wikipedia, and other administrators began deleting images "en masse", with Fox News reporting that a new policy change was underway. Days later Wales voluntarily relinquished his administrative powers on Commons under heavy criticism from the Wikimedia community. Fox News also
Jimmy Wales edited his own biographical entry on the English Wikipedia. Writer Rogers Cadenhead drew attention to logs showing that in his edits to the page, Wales had removed references to Sanger as the co-founder of Wikipedia. Sanger commented that "having seen edits like this, it does seem that Jimmy is attempting to rewrite history. But this is a futile process because in our brave new world of transparent activity and maximum communication, the truth will out." Wales was also observed to have modified references to Bomis in a way that was characterized as downplaying the sexual nature of some of his