President Donald Trump delivered a blistering rebuke Thursday of Gov. Brian Kemp, hours before Georgia takes a tentative first step into a world dramatically altered by a global pandemic. Trump amplified his criticism from Wednesday of Kemp’s decision to let businesses resume operations, beginning Friday, after being shuttered to curb the new coronavirus. Trump’s condemnation of Kemp — during a nationally televised White House briefing — was all the more remarkable because he long had been considered the governor’s most important political patron.“I told him very distinctly, ‘You do what you think is best,’” Trump said, relating a telephone call...