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)
Tunisian Foreign Minister Khemaies Jhinaoui attends a meeting with his Algerian and Egyptian counterparts to discuss the Libyan conflict in Tunis on Dec. 17, 2017. (Fethi Belaid/AFP/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)
A man walks through an economically stressed section of Worcester, Massachusetts, on March 20. Data from 2016 indicated that 24.4 percent of Worcester residents were living below the poverty level. (Spencer Platt/Getty Images)
U.S. President Donald Trump discuss immigration issues during a meeting with Republican members of Congress and cabinet members at the White House on June 20. (Mandel Ngan/AFP/Getty Images)
Two Dutch passports lie in a field among luggage, personal belongings and wreckage from Malaysia Airlines flight MH17 on Jul. 22, 2014, in Grabovo, Ukraine. (Photo by Rob Stothard/Getty Images.)
U.S. President Donald Trump and Russian President Vladimir Putin speak during a joint press conference after their summit on in Helsinki on July 16. (Chris McGrath/Getty Images)
Russian President Vladimir Putin and U.S. President Donald Trump shake hands before a meeting in Helsinki, Finland, on July 16. (Brendan Smialowski/ AFP/Getty Images)
NATO Secretary-General Jens Stoltenberg, U.S. President Donald Trump, and British Prime Minister Theresa May at a NATO summit in Brussels on July 11. (Sean Gallup/Getty Images)
U.S. Ambassador to NATO Kay Bailey Hutchison talks with U.S. Defense Secretary James Mattis (right) and Gen. Denis Mercier, NATO's supreme commander for transformation, during a meeting at NATO headquarters in Brussels on June 8. (John Thys/AFP/Getty Images)