Dobbs: Mueller is unhappy with his conclusion

(FILES): This June 26, 2007 file photo shows Lou Dobbs, anchor and managing editor of CNN's Lou Dobbs Tonight program, at the National Press Club in Washington, DC, where he spoke about the passage of the bitterly divisive and sweeping immigration reform bill designed to offer 12 million illegal immigrants a path to citizenship. Dobbs informed his viewers November 11, 2009 that he would be leaving CNN effective immediately. AFP PHOTO / Files / Karen BLEIER (Photo credit should read KAREN BLEIER/AFP/Getty Images)