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 2001 by "The New York Times" and as founders in Wikipedia's first press release in January 2002. In August of that year, Wales identified himself as "co-founder" of Wikipedia. Sanger assembled on his personal webpage an assortment of links that appear to confirm the status of Sanger and Wales as co-founders. For example, Sanger and Wales are historically cited or described in early news citations and press releases as co-founders. Wales was quoted by "The Boston Globe" as calling Sanger's claim "preposterous" in February 2006, and called "the whole debate" "silly" in an April 2009 interview. In late 2005, Wales