United States Secretary of State John Kerry walks to lunch with members his negotiating team, including Robert Malley (L) from the U.S. National Security Council, following a meeting with Iran's Foreign Minister Javad Zarif over Iran's nuclear program in Lausanne March 20, 2015. REUTERS/Brian Snyder
Rumored Iran envoy gets big boost after smear campaign tries to take him down

Hundreds of experts have signed a letter supporting Rob Malley after Iran deal opponents try to torpedo his appointment.

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