This Iran move could be a ‘legacy-defining’ moment for President Trump, says Nikki Haley Former U.S. ambassador to the United Nations Nikki Haley discusses the Trump administration's stance on Iran, GOP midterm strategy and more on ‘Special Report.’ NEW You can now listen to Fox News articles! Former U.S. Amb. to the United Nations Nikki Haley said President Donald Trump nipping Iran in the bud would be a "legacy-defining" move for the commander-in-chief during an interview Tuesday on Fox News .

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