That weekend, he spoke in Memphis before the Young Republicans convention—the same one that elected Roger Stone the group’s president, after an extraordinary campaign that vindicated every one of the Republican establishment’s fears. Stone’s campaign manager, a twenty-eight-year-old named Paul Manafort, had brought along an organization that more closely resembled those at national party conventions: custom-installed telephone lines; thick “whip books” with intelligence on each of the eight hundred delegates; a rented Mississippi River paddleboat upon which

