U.S. District Court Judge John Tunheim discusses his role as chairman of the U.S. Assassination Records Review Board, an independent federal agency responsible for reviewing and facilitating public disclosure of previously classified government records related to the assassination of President John F. Kennedy, Wednesday, November 6, 2013 in his Minneapolis chambers. The review board completed its work in 1998, presenting its report to President Clinton and establishing collection of more than four million pages of materials concerning the assassination now available to the public at the National Archives in College Park, Maryland. (Pioneer Press: Chris Polydoroff)