With each missile test, North Korea gets closer to its goal of threatening the United States with a nuclear weapon strike. Time is quickly running out and difficult decisions by President Trump regarding possible actions against this rogue nation are unavoidable. Acting hastily and without due consideration could provoke a wider conflict involving South Korea and even China. Mr. Trump thrives on being seen as unpredictable. With Kim Jong-un, North Korea's despot, in the mix that could be one unpredictable person too many.