Top North Korean official Kim Yong-chol meets with U.S. Secretary of State Mike Pompeo in New York City to discuss the summit set to be held in June.
The United States sanctions two Chinese shipping companies suspected of helping North Korea evade sanctions. These are the first actions targeting Pyongyang since last month's Hanoi Summit ended without agreement.
American student Otto Warmbier, who returned to the United States after serving 17 months in the North Korean prison system dies after returning from North Korea last week in a comatose state. His family has accused the Government of North Korea of torturing him.
North Korea says the United States has "crossed the red line in our showdown" after placing sanctions on its leader Kim Jong-un over human rights abuses, and considers the sanctions to be a "declaration of war" by the United States.