During a NATO summit in Turkey last month, President Trump was secretly evacuated from the country using a series of decoy aircraft and a modified catering cart, after U.S. officials determined that Iran posed a credible threat to his life and to Air Force One itself. The operation required the White House to deliberately mislead the journalists traveling with the president — a rare and striking admission that the boundary between security and transparency had been crossed by design. In an age when the movements of power are presumed to be witnessed, this episode reminds us how much of statecr