Rep. Michele Bachmann on Saturday stood by her claim that Newt Gingrich supports "amnesty" for illegal immigrants, digging up a letter the former House speaker signed nearly eight years ago to combat claims that she was misrepresenting his plan. Gingrich, after saying at a Republican presidential primary debate that the U.S. should afford some illegal immigrants a pathway to legal status, has clarified that he only wants to open that door for some illegal immigrants who have been in the country 25 years or more. Bachmann, in an interview with Fox News, cited a 2004 letter Gingrich co-authored expressing support...