• Ukrainian opposition figure and Georgian former President Mikheil Saakashvili (C) addresses journalists as he visits the General Prosecutor's Office in Kiev, Ukraine December 18, 2017
  • A group of self driving Uber vehicles position themselves to take journalists on rides during a media preview at Uber's Advanced Technologies Center in Pittsburgh, Monday, Sept. 12, 2016.
  • Britain's Prince Charles, The Prince of Wales after laying a wreath during Remembrance Day at the Guards' Memorial in London, Sunday Nov. 12, 2017
  • Brexit
  • Korean People's Army (KPA) soldiers march on Kim Il-Sung sqaure during a military parade marking the 105th anniversary of the birth of late North Korean leader Kim Il-Sung, in Pyongyang on April 15, 2017
  • A woman walks near election campaign posters for French centrist presidential candidate Emmanuel Macron, left, and far-right candidate Marine Le Pen, in Saint Jean Pied de Port, southwestern France, Friday May 5, 2017
  • University professor
  • Flag of the Union of Soviet Socialist Republics. (File)
  • Demonstrators march in downtown Los Angeles on Sunday, Aug. 13, 2017. Protesters decrying hatred and racism converged around the country Sunday, the day after a white supremacist rally that spiraled into violence in Charlottesville, Va
  • US President Donald Trump
  • Men walk over rubble of damaged buildings in the province of Daraa, Syria July 11, 2017
  • French President Emmanuel Macron walks through the Galerie des Bustes (Busts Gallery) to access the Versailles Palace's hemicycle for a special congress gathering both houses of parliament (National Assembly and Senate), near Paris, France, July 3, 2017.
  • Russian pilot Konstantin Yaroshenko
  • From left: Cameroon's Christian Bassogog and Germany's Julian Draxler during the 2017 FIFA Confederations Cup match between Germany and Cameroon
  • A hand of a statue is seen as the Greek flag waves in Athens, Sunday, June 28, 2015.
  • French President Emmanuel Macron and his wife Brigitte Trogneux wave to French President Francois Hollande (not pictured) as he leaves after the handover ceremony at the Elysee Palace in Paris, France, May 14, 2017
  • FBI Director James Comey testifies before the House Intelligence Committee hearing into alleged Russian meddling in the 2016 U.S. election, on Capitol Hill in Washington, U.S. (File)
  • Alexandrov Ensemble
  • Aleppo, Syria, March 2017
  • Former Labor Secretary Tom Perez, who is a candidate to run the Democratic National Committee, before speaking during the general session of the DNC winter meeting in Atlanta, Saturday, Feb. 25, 2017.