Diplomacy is the right path forward to deal with North Korea, at the same time, due to Pyongyang’s history of obfuscation and international defiance, the United States must proceed with caution. I am deeply concerned that the White House has not laid the necessary diplomatic groundwork and coordination for direct talks with North Korea, continued Warner, a Democrat on the Senate Intelligence Committee. Trump had previously threatened North Korea with fire and fury like the world has never seen. He also tweeted Saturday :.