Paul Whelan, a former U.S. Marine accused of espionage and arrested in Russia, listens to his lawyers while standing inside a defendants' cage during a hearing at a court in Moscow on Jan. 22. (Mladen Antonov/AFP/Getty Images)
After Sudanese President Omar al-Bashir was ousted, members of the Sudanese military gather in a street with protestors in central Khartoum on April 11. (Ahmed Mustafa/AFP/Getty Images)
Sudanese protesters wave a national flag atop a military vehicle next to soldiers near military headquarters in Khartoum, Sudan, on April 7. (AFP/Getty Images)
U.S. Secretary of State Mike Pompeo arrives at Camp Alvarado after meeting with Afghan President Ashraf Ghani in Kabul on July 9, 2018. (Andrew Harnik/AFP/Getty Images)
Yemenis dig graves for children who where killed when their bus was hit during a Saudi-led coalition airstrike on Aug. 9, 2018. (Stringer/AFP/ Getty Images)
Prime Minister of North Macedonia Zoran Zaev hands the NATO flag to an honor guard during an official flag-raising ceremony in Skopje, North Macedonia, on Feb. 12. (Robert Atanasovski/AFP/Getty Images)
Turkish President Recep Tayyip Erdogan and U.S. President Donald Trump speak at a meeting during the United Nations General Assembly in New York on Sept. 21, 2017. (Brendan Smialowski /AFP/Getty Images)
Kelley Currie, the U.S. representative to the United Nations Economic and Social Council, attends a U.N. Security Council meeting in New York City on April 5, 2018. (Atilgan Ozdil/Anadolu Agency/Getty Images)
U.S. President Donald Trump and North Korea's leader Kim Jong Un hold a bilateral meeting during the second U.S.-North Korea summit in Hanoi on Feb. 28. (Saul Loeb/AFP/Getty Images)
British Prime Minister Theresa May, U.S. President Donald Trump, and NATO Secretary-General Jens Stoltenberg sit at a working dinner meeting at NATO headquarters in Brussels on May 25, 2017. (Matt Dunham/AFP/Getty Images)
