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Kim Yong Chol

President Donald Trump shakes hands with Kim Yong Chol, former North Korean military intelligence chief and one of leader Kim Jong Un's closest aides, as after their meeting in the Oval Office of the White House in Washington.

AP Photo/Andrew Harnik

From left, former North Korean military intelligence chief Kim Yong Chol, left, President Donald Trump, and Secretary of State Mike Pompeo, right, walk from the Oval Office, in Washington.

AP Photo/Andrew Harnik

Kim Yong Chol, left, former North Korean military intelligence chief and one of leader Kim Jong Un's closest aides, shakes hands with U.S. Secretary of State Mike Pompeo during a meeting in New York.

AP Photo/Seth Wenig

North Korea's Kim Yong Chol, center, leaves a hotel in New York. Kim Yong Chol, one of North Korean leader Kim Jong Un's most trusted aides, is a former military intelligence chief and now a vice chairman of the ruling party's central committee.

AP/PTI

North Korea's Kim Yong Chol, center, leaves a hotel in New York. The senior North Korean official arrived in New York in the highest-level official visit to the United States in 18 years, as President Donald Trump and Kim Jong Un sought to salvage prospects for a high-stakes nuclear summit.

AP Photo/Andres Kudacki