People work at the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam, on Feb. 24, 2019. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
People pass by the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam, on Feb. 24, 2019. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
People pass by the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam, on Feb. 24, 2019. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
People work at the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam, on Feb. 24, 2019. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
Vietnamese Prime Minister Nguyen Xuan Phuc (2nd L) visits the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam, on Feb. 24, 2019. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
Vietnamese Prime Minister Nguyen Xuan Phuc (2nd L) visits the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam, on Feb. 24, 2019. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
Photo taken on Feb. 24, 2019 shows the exterior of the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
Photo taken on Feb. 24, 2019 shows the exterior of the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
People work at the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam, on Feb. 24, 2019. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
Photo taken on Feb. 24, 2019 shows the exterior of the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
A child poses for photos outside the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam, on Feb. 24, 2019. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
People work at the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam, on Feb. 24, 2019. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)
A man takes photos of the International Media Center for the second summit between the Democratic People's Republic of Korea (DPRK) and the United States in Hanoi, Vietnam, on Feb. 24, 2019. The second DPRK-U.S. summit is scheduled to be held in Hanoi on Feb. 27-28. (Xinhua/Wang Di)