U.S. President Donald Trump speaks during a press conference on Sept. 26 on the sidelines of the U.N. General Assembly in New York. (Nicholas Kamm /AFP/Getty Images photos)
U.S. President Donald Trump on a screen as he addresses the 73rd session of the United Nations General Assembly in New York on Sept. 25. (Eduardo MunozAlvarez/VIEWpress/Corbis via Getty Images)
New U.S. special representative to North Korea Stephen Biegun speaks after being named by Secretary of State Mike Pompeo at the State Department in Washington on Aug. 23. (Nicholas Kamm/AFP/Getty Images)
A cruise ship near the harbor of Ilulissat off the west coast of Greenland, north of the Arctic Circle, in August 2012. (Education Images/UIG via Getty Images)
Sen. Tim Kaine (D-Va.) listens to testimony during a Senate Foreign Relations Committee hearing on Dec. 6, 2017, in Washington, D.C. (Drew Angerer/Getty Images)
U.S. Secretary of State Mike Pompeo delivers remarks during a welcome ceremony in the lobby of the State Department in Washington on May 1. (Chip Somodevilla/Getty Images)
U.S. Secretary of State Mike Pompeo addresses the press during a briefing at the State Department in Washington on Aug. 16. (Andrew Caballero-Reynolds/AFP/Getty Images)
Farmworker Mogoala Justice Ratalele stands near his boss, farmer Hans Bergmann, after being held at gunpoint during a theft, in Tzaneen, South Africa, on Nov. 2, 2017. (Gulshan Khan/AFP/Getty Images)
U.S. President Donald Trump and Russian President Vladimir Putin arrive for their meeting in Helsinki on July 16. (Brendan Smialowski / AFP/Getty Images)
Vincent Smith, the chair of South Africa's parliamentary committee on proposed constitutional amendments regulating land expropriation, speaks at a hearing in Cape Town on Aug. 4. (Rodger Bosch/AFP/Getty Images)
Sen. Bob Menendez (D-N.J.) questions witnesses during a Senate Foreign Relations Committee hearing on Capitol Hill on May 26, 2016. (Drew Angerer/Getty Images)
The State Department's director of policy planning and new head of the Iran Action Group, Brian Hook, speaks during a press briefing at the State Department in Washington on Aug. 16. (Andrew Caballero-Reynolds/AFP/Getty Images)