Quitting Saigon, the American radio station played Bing Crosby's "White Christmas." One chapter of empire was closing, but now we're experiencing another, much more serious collapse. Our foundation quakes, our roof blows off, the earth cracks and our forests burn down. The President fakes a laugh, then cries most convincingly. It is near Christmas, and again, there's no snow. Like the shuttered shops and homeless everywhere, this too is the new normal.