s the Trump administration weighs a second round of U.S.-Iran talks, the failure of negotiations in Pakistan is fueling concern about whether its envoys can deliver a deal. Former diplomats tell TIME that Jared Kushner and Steve Witkoff, who led the Iran negotiations with Vice President JD Vance, lack the expertise and diplomatic experience needed to secure an agreement. That, they warn, risks prolonging the war and further destabilizing the global economy. “Iran and the U.S. under Kushner and Witkoff? Failure. They get an F in diplomacy,” said Aaron David Miller, a former US State Department Middle East negotiator who...