David Norris was leading polls before scandal ruined candidacy
                                
                                
                                    (Newser) -
                                    The leading candidate in Ireland's presidential race—the openly gay David Norris—is stepping down, after it was revealed he wrote a letter asking for clemency for his former partner who was on trial for the statutory rape of a 15-year-old boy, reports the  Guardian . The 67-year-old Norris would...