Negotiating a Strategy To Handle North Korea

On his way out of office, former U.S. President Barack Obama reportedly advised his successor, Donald Trump, that North Korea would be the next administration's greatest challenge. U.S. Secretary of State Rex Tillerson will take on that challenge during his first visit to Asia since taking office, a three-country tour that kicked off in Japan on Wednesday and also includes stops in South Korea and China. Over the next five days, Tillerson is expected to discuss the dangers of North Korea's nuclear weapons development program and to address the security balance more generally. Tillerson will also likely try to pressure the Chinese government to take a tougher stance on North Korea, now that Washington is finalizing its own policy toward the country. But the secretary of state will find that the United States and China have diverging priorities to consider as they reassess their strategies for managing the precarious situation...