but mr. trump is talking about this like it's just any other meeting. >> reporter: well, and what's really striking is we're learning a little bit more from one of the participants in that oval office meeting at the white house on thursday, the meeting that resulted in president trump accepting to have a meeting with the north korean leader. because the leader of the south korean delegation, south korea's national security adviser has just arrived back here in south korea and he told journalists and we have confirmed this from the president's office that at that meeting on thursday it was president trump who was pushing to meet with kim jong-un in april or as early as possible as they put it. in fact, it was the two national security advisers, chung and the u.s. national security adviser