North Korea’s Fear? Becoming Libya

John R. Bolton, President Trump’s new national security adviser, has said that negotiations with North Korea should follow “the Libya model.” Now, North Korea is threatening to call off the planned summit meeting with Mr. Trump. What risks does the Libya model hold for Kim Jong-un? Guest: Mark Landler, a White House correspondent for The New York Times. For more information on today’s episode, visit nytimes.com/thedaily.