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Palestinians gather at a check point on the outskirts of Bethlehem (Photo by MUSA AL-SHAER/AFP/Getty Images)

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Skyscrapers in the New York City skyline during sunset, seen from the Rock observation center (Photo by Roberto Machado Noa/LightRocket via Getty Images)

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General view of Paris at dusk with the Eiffel Tower and the Hotel des Invalides prominent (Photo by Mike Hewitt/Getty Images)

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Republican presidential candidate Donald Trump speaks at a rally in Florida (Photo Credit RHONA WISE/AFP/Getty Images)

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Russian President Vladimir Putin (L) and U.S. President Barack Obama at the United Nations headquarters September 28, 2015 in New York City. (Chip Somodevilla/Getty Images)

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President Barack Obama in the Oval Office September 27, 2013 in Washington D.C. (Pete Souza/White House via Getty Images)

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Democratic presidential candidate Hillary Clinton speaks during the National Action Network's 25th Anniversary Convention on April 13, 2016 in New York City. (Justin Sullivan/Getty Images)

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U.S. President Barack Obama during a news conference at the White House December 19, 2014 in Washington, DC. (Alex Wong/Getty Images)