Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Washington (CNN) President Donald Trump on Wednesday blamed his former campaign rival, Hillary Clinton, and her husband, former President Bill Clinton, for the North Korean nuclear crisis. "After allowing North Korea to research and build Nukes while Secretary of State (Bill C also), Crooked Hillary now criticizes," Trump tweeted. Trump was apparently referring to Clinton's criticism of his United Nations address on Tuesday night during an appearance on CBS's "The Late Show" with Stephen Colbert. Clinton hit Trump for being "dark" and "dangerous" about the message he presented, adding he should approach the tension with North Korea with diplomacy. Trump to UN: 'Rocket Man is on a suicide mission'Trump blamed Clinton for the situation in North KoreaClinton slammed Trump on CBS's "The Late Show" 
 Question:Trump delivered Tuesday a doomsday warning to _ in his UN address and mocked its young leader.

North Korean