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Pro-democracy demonstrators gather for the third night in Hong Kong on September 30, 2014. (PHILIPPE LOPEZ/AFP/Getty Images)

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President Obama with Defense Secretary Hagel (3rd L), U.S. Army Chief of Staff Gen. Odienaro (2nd L), Air Force Chief of Staff Gen. Welsh (L) and Chairman of the Joint Chiefs of Staff Gen. Dempsey (R), May 16, 2013 in Washington, DC. (Mark Wilson/Getty)

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U.S. President Barack Obama (R) meets with Indian Prime Minister Narendra Modi (L) in the Oval Office of the White House September 30, 2014 in Washington, DC. (Alex Wong/Getty Images)

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Wellwishers greet Indian Prrime Minister Narendra Modi as he arrives at the Indian embassy in Washington on September 30, 2014. (NICHOLAS KAMM/AFP/Getty Images)

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Summit of the Shanghai Cooperation Organization (SCO) at the Ala-Archa state residence in Bishkek, on September 13, 2013. (VYACHESLAV OSELEDKO/AFP/Getty Images)