North Korea's apparent demand to be recognized as a nuclear power could complicate U.S. President Donald Trump's efforts to arrange another summit with leader Kim Jong-un, a former senior State Department official said Monday. "I think my understanding, at least, is that the North Koreans have communicated to the United States that the only condition under which there could be consideration for a summit is if the United States accepted North Korea as a nuclear power," Kurt Campbell, former deputy secretary of state, said. Campbell made the remarks during a press briefing hosted by the Asia Group to preview Trump's upcoming trip to Asia, including the Association of Southeast Asian Nations summit in Manila and the Asia-Pacific Economic Cooperation summit in Shenzhen, China. "Given the current circumstances, I think that would be almost impossible for President Trump to accept," Campbell said, noting that it could face opposition from both Republicans and Democrats in Congress. "I don't think the political circumstances make it likely for anything other than maybe just a handshake of sort