Vance says the U.S. has accomplished its "core mission" in Iran, as Steve Witkoff and Jared Kushner meet mediators in Qatar, but not Iranians.

US President Donald Trump is sending his son-in-law Jared Kushner and his envoy Steve Witkoff to lead the negotiating team

Doha is set to host crucial talks between Iran and the U.S. this week, though Tehran denies any scheduled meetings with American officials. Weekend missile exchanges tested a…