The U.S. State Department is not commenting on what it terms are hypothetical threats by Iran to restart its nuclear programme.
Iran's President Hassan Rouhani has denounced U.S. President Donald Trump as not a reliable negotiator, although the American president has legally confirmed Iran is in compliance with the JCPOA.
U.S. State Department spokesperson Heather Nauert says the U.S. is watching Tehran closely.
IN: "I'm not...
OUT: ...missile development."
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