백악관은 당시 김 위원장이 친서에서 트럼프 대통령에게 2차 정상회담을 제안했으며, 양쪽이 조율작업을 하고 있다고 밝혔다.
The White House disclosed that Chairman Kim had then proposed a second summit to President Trump in his personal letter and that both sides were working on coordination.