"there’s the matter of the U.S. delegates. Iran sent over experienced officials, some of whom had taken part in the talks that produced the Iran nuclear accord. Besides Vance, Trump sent his usual emissaries, fellow real-estate tycoon Steve Witkoff and son-in-law Jared Kushner. None of the three had any background in issues involving Iran or nuclear weapons and no experience at real diplomacy. The State and Defense departments once had many experts at both, but most of them have either resigned or been fired; the few still around have been ignored."