The chief negotiators for the U.S. include JD Vance, the vice president; special envoy Steve Witkoff, and Jared Kushner, the son-in-law of the president.

Vance backs US-Iran deal as Washington ends blockade and Iran hails wartime gains.

By Humeyra Pamuk and Jacob BogageWASHINGTON/LUCERNE, Switzerland, June 19 (Reuters) - U.S. Vice President JD Vance is poised to take on his biggest role yet on the international…

US Vice President JD Vance is en route to Switzerland for crucial talks with Iran aimed at solidifying a deal to end the Middle East war. Discussions will center on Iran's nuclear…