This is not what his critics expected. At 49% overall job approval in the latest Gallup poll, and with 60% approval of the way he is handling the coronavirus epidemic, President Trump’s standing with voters has improved even as the country closed down and the stock market underwent a historic meltdown. That may change as this unpredictable crisis develops, but bitter and often justified criticism of Mr. Trump’s decision making in the early months of the pandemic has so far failed to break the bond between the 45th president and his political base.

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