United Nations Ambassador Nikki Haley Testifies To House Foreign Affairs Committee [Getty Images]

WASHINGTON, DC - JUNE 28: U.S. Ambassador to the United Nations Nikki Haley testifies during a hearing before the House Foreign Affairs Committee June 28, 2017 on Capitol Hill in Washington, DC. The committee held a hearing on "Advancing U.S. Interests at the United Nations." (Photo by Alex Wong/Getty Images)

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