David Weigel on the 'demographic dare' that could save or ruin Republicans
                                
                                
                                    (Newser) -
                                    In his book 10 years ago, Sean Hannity raged against illegal immigration. But just days after Barack Obama's reelection, Hannity, ever a "weather vane of popular Republican Party opinion," said he'd "evolved" on the issue, David Weigel of  Slate  observes, adding that "evolved is...