Ken Mehlman, President Bush's campaign manager in 2004 and a former chairman of the Republican National Committee, has told family and associates that he is gay. Mehlman arrived at this conclusion about his identity fairly recently, he said in an interview. He agreed to answer a reporter's questions, he said, because, now in private life, he wants to become an advocate for gay marriage and anticipated that questions would arise about his participation in a late-September fundraiser for the American Foundation for Equal Rights (AFER), the group that supported the legal challenge to California's ballot initiative against gay marriage, Proposition...