Our investigative reporter Eric Lipton explains how earlier this month President Trump abruptly switched aircraft when leaving Turkey — because of a credible threat that Iranian proxies were targeting a new Air Force One that had omitted key security modifications needed for a Qatari Boeing 747. By Eric Lipton, Nour Idriss, Nikolay Nikolov, Thomas Vollkommer, Stephanie Swart, Rafaela Balster, Arfa Momin, Junho Lee, Whitney Shefte and Paul Abowd Read the story here: https://nyti.ms/4w04toA Subscribe: http://bit.ly/U8Ys7n More from The New York Times Video: http://nytimes.com/video ---------- Whether it's reporting on conflicts abroad and political divisions at home, or covering the latest style trends and scientific developments, New York Times video journalists provide a revealing and unforgettable view of the world. It's all the news that's fit to watch.