Moon Jae-in, South Korea's president, left, speaks with U.S. President Donald Trump, prior to dinner in the State Dinning Room at the White House in Washington, D.C., U.S., on Thursday, June 29, 2017. In a speech to business leaders in Washington on Wednesday evening, Moon said the alliance between South Korea and the United States would only become stronger and stressed the need to resolve the North Korea nuclear issue. Photographer: Kevin Dietsch/Pool via Bloomberg