Donald Trump continues to unnerve capitals and feed a media drumbeat about impending war in Korea with his vague warnings, in interviews and tweets, of “major, major conflict” on the horizon. But the reality of American policy is best captured in a comment by the U.S. Ambassador to the United Nations, Nikki Haley, to her Chinese counterpart at a White House gathering last week. Haley turned to the Chinese Ambassador, an attendee told a reporter, and said “something like, ‘We look to you to solve this for us.’”