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].

Washington (CNN) North Korea might not be able to reach the U.S. mainland with a nuclear weapon yet, but the political fallout from its claimed hydrogen bomb test is here already. Even before the shockwaves of the 5.1 temblor triggered by Tuesday's test wore off, Hillary Clinton was fighting off a volley of Republican attacks, GOP presidential candidates were talking tough and Donald Trump jumped on a chance to chastise China. The episode was a fresh indication of the challenge that Clinton faces in running for the White House on her record as secretary of state, which makes it impossible for her to escape deficiencies in President Barack Obama's national security legacy.The episode is a fresh indication of the challenge that Clinton faces in running for the White House on her record as secretary of stateWashington has tried punishment and inducements repeatedly with North Korea and has failed to change its calculations 
 Question:He then toughened his stance by including _ in his "axis of evil."
North Korea

(CNN) Hillary Clinton has advantages heading into the final stretch of the campaign that any presidential candidate would envy: a fleet of popular surrogates, a mountain of cash and an opponent who is often sidetracked by self-inflicted wounds. Yet the Democratic nominee enters this home stretch in a dead heat against Donald Trump, according to a CNN/ORC poll released Tuesday. The close contest heading into the fall underscores Clinton's vulnerabilities on trust and honesty -- and her need to summon a relentless and efficient ground game, even if many of her voters are fueled more by revulsion toward Trump than excitement about her.The 2016 race remains within the margin of error in the latest CNN/ORC pollClinton has started to be more aggressive against Donald Trump this week 
 Question:But the one way to put the race in reach for _, she said, "is to assume that it's out of reach."
Donald Trump

As Selma prepared to commemorate the 50th anniversary of 'Bloody Sunday,' so too did the Ku Klux Klan who've distributed almost 4,000 fliers of the organization's hate-literature to area homes over the last two weeks. Robert Jones, the grand dragon for the Loyal White Knights of the KKK confirmed the campaign in press interviews. 'We pretty much put out fliers, some against King and some against immigration,' he told reporters. 'It's time for the American people to wake up to these falsehoods that they preach about MLK.' Scroll down for video The KKK distributed thousands of fliers on the Selma march anniversary in hopes of recruiting new membersRobert Jones, the grand dragon for the Loyal White Knights of the KKK confirmed the campaign in press interviewsClaimed marchers honoring Martin Luther King Jr. were backing a man 'they don't know about'Several scared residents called police, believing the fliers to be threats 
 Question:'Everybody has a right to gather in this country, freedom of speech,' he said of the Selma gathering, adding that the marchers commemorating _'s work and legacy were 'supporting a man they don't know about.'

King

