(CNN) Republicans are acting as if they are in a state of shock about their nominee. From the moment that the tape of Donald Trump and Billy Bush discussing women in vulgar terms surfaced on Friday, Republicans have been coming out of the woodwork to denounce his words, trying to separate themselves from his campaign. The Republican National Committee sent out an email to vendors saying they should put a "hold on all projects" in a mailing program devoted to electing Trump. Sen. John McCain, who had backed Trump even though he had mocked his having been captured in war, has now withdrawn his support.Julian Zelizer: It's too late for Republicans to realize what's been obviousTrump has wallowed in sexism and racism for years, Zelizer saysZelizer: The Trump train wreck is one of the Republicans' own making.
If the party really wants to deal with the _ problem, they will need to do much more than castigate him for this recent tape. Even as campaign experts warned Trump that he would cost _ the women's vote, his rhetoric didn't change. When some prominent figures like Mitt Romney implored their colleagues to take a different path in the summer, most of the party moved forward with _.