CNN — A new glimpse inside Donald Trump’s inner circle shows how the ex-president’s men and women often confront a fateful dilemma under huge personal pressure. Do they owe their loyalty to a rule-breaking boss or the rule of law and a conventional view of the national interest? The latest long-time Trump hand to learn this lesson is Brian Butler, who is referenced as “Trump employee 5” in the criminal case over classified documents that the former commander in chief hoarded at his Florida resort after leaving office. Butler came forward in an exclusive interview with CNN Monday, identifying himself...