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].
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Question: 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.

Answer: North Korean


Question: (CNN) As the Summer Olympics in Rio de Janeiro, Brazil, officially kick off with the opening ceremony on August 5, here are some key facts and figures to celebrate the first Olympic Games hosted by a South American country. 4,600 Brazilian real: The cost of the most expensive opening ceremony ticket (about $1,400 as of this publication). The least expensive opening ceremony ticket is only sold in Brazil and costs 200 real (about $60). 10: Rio's opening ceremony budget is 10 times less than the total spent on the London 2012 opening ceremony. 12,000: Number of Olympic torchbearers. The torch will pass through all 26 Brazilian states and reach 90% of the Brazilian population.Two sports join the Games this year: golf and rugby sevens42 sport disciplines will be represented in all 
 Question:380,000: Number of foreign spectators expected to arrive in _ during the Games.

Answer: Rio de Janeiro


Question: (CNN) -- Although it has been over for nearly a year now, the war in Iraq continued to be a flash point in Monday night's debate between President Barack Obama and his Republican challenger, former Massachusetts Gov. Mitt Romney. "You say that you're not interested in duplicating what happened in Iraq," said Obama, a Democrat who opposed the U.S.-led invasion in 2003. "But just a few weeks ago, you said you think we should have more troops in Iraq right now. ... You said that we should still have troops in Iraq to this day." But Romney, who supported the invasion, said Obama wanted to keep U.S. troops there longer -- he just couldn't get the Iraqis to go along.Obama opposed the war in Iraq and touted its endHis administration sought to extend a U.S. training mission there, howeverRomney has criticized the failure of that effort and said troops should have stayed 
 Question:_ touted that as a promise kept, saying Americans would be leaving "with their heads held high."

Answer:
Barack Obama