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ll of Washington is vibrating like the foam on a latte in the cup holder of a convertible jeep riding railroad tracks over a bridge. Republicans are scrambling to hold together their diverse coalition of rich white men frightened about the next election and well-to-do white men worried about the next election. Democrats also seem mildly engaged, which to them borders on a frenzy.

It’s all due to the substantial evidence that Donald Trump conspired to withhold military aid to Ukraine unless...