A new Reuters/Ipsos poll captures a familiar paradox in American political life: a leader's personal fortunes rising even as the institution he leads begins to falter in public esteem. Donald Trump's approval has climbed from its recorded nadir, yet the Republican Party finds itself viewed with growing skepticism by the very electorate it must persuade. The distance between a man and his movement — always present, rarely so measurable — may prove to be the defining tension of the approaching midterm season.