U.S. President Donald Trump and Turkish President Recep Tayyip Erdogan deliver joint statements at the White House on May 16, 2017. (Michael Reynolds-Pool/Getty Images)
White House Senior Advisor Jared Kushner stands with U.S. Ambassador to the United Nations Nikki Haley at a U.N. Security Council meeting on Middle East issues on Feb. 20. (Drew Angerer/Getty Images)
Alexander Vershbow, the U.S. ambassador to the Russian Federation from 2001 to 2005 and former deputy secretary-general of NATO, steps up to his chair after addressing delegates in Budapest on May 18, 2015. (Attila Kisbenedek/AFP/Getty Images)
United Nations Secretary-General António Guterres and U.S. President Donald Trump at U.N. headquarters in New York, on Sept. 18, 2017. (Brendan Smialowski/AFP/Getty Images)
David Beasley, the executive director of the World Food Program, briefs reporters in Seoul, South Korea, on May 15 on his visit to North Korea. (Jung Yeon-je/AFP/Getty Images)