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].

[EX Q]: Moscow (CNN) -- Russia's upper house of parliament voted Wednesday to revoke the right of President Vladimir Putin to use troops in Ukraine as efforts continue to calm a separatist uprising in Ukraine's east. The Federation Council had approved Putin's request for a resolution allowing the use of force on March 1. But Tuesday, Putin sent a letter to the speaker of the upper house seeking to cancel the resolution. One lawmaker voted against revoking the powers Wednesday, with 153 in favor. Putin's request was made in light of ongoing talks on how to settle the crisis in Ukraine's eastern regions, said presidential spokesman Dmitry Peskov.NATO agrees to a package of support to help Ukraine defend itselfRussia's Federation Council cancels resolution authorizing use of troops in UkrainePresident Vladimir Putin asked for the step in light of peace talks, his spokesman saysJohn Kerry and other NATO foreign ministers are meeting in Belgium 
 Question:The parliamentary action is a positive step, _ said, but it could be easily reversed.
[EX A]: John Kerry

[EX Q]: Israeli Prime Minister Benjamin Netanyahu and top U.S. officials faced off Monday in dueling speeches on the high-stakes Iran nuclear negotiations, a signature foreign policy objective of President Barack Obama. 'Imagine what Iran would do with nuclear weapons,' he warned on Tuesday, saying that the Islamic republic is already training, arming and dispatching terrorists on five continents. Asked whether President Obama watched the speech, White House Press Secretary Josh Earnest told reporters: 'I don’t believe that he did.' Netanyahu says a nuclear-capable Iran would have the means to achieve its stated goal of annihilating Israel. He listed a litany of instances when Israel has acted on its own, in defiance of the U.S., to protect itself.White House says Obama did not watch Netanyahu's speech on MondaySpeech at the American Israel Public Affairs Committee meeting on Monday preceded his address to a Joint Meeting of CongressHouse Speaker John Boehner says 'we've had 10 times the number of requests for tickets than there are seats available in the gallery' on TuesdayWhite House sent Susan Rice and Samantha Power to rebut Netanyahu'Imagine what Iran would do with nuclear weapons,' Netanyahu warned as the US continues negotiations that could ultimately allow itHe suggested Israel might act against Iran on its own, listing times when it's defied the US to defend itselfPrime minister will speak to Congress Tuesday, but some Democrats are boycotting the event; he won't meet with Obama or Biden in Washington 
 Question:There will never be a sunset on America's commitment to _'s security.
[EX A]: Israeli

[EX Q]: Was it the ultimate adventure or an audacious act of disrespect that should be punished by law? An Internet sensation was touched off this week by Russian photographer Vadim Makhorov and a group of his friends -- the group ignored regulations prohibiting the public from climbing on the Pyramids at Giza, Egypt, and came away with spectacular photos. The images from Makhorov and another photographer, Vitaliy Raskalov, were taken on top of the Pyramids from positions that avoided detection by guards. The photos have incited reactions ranging from envy and awe to indignation and concern for the preservation of the ancient wonders.Russian photographer caused sensation with pictures from top of the PyramidVadim Makhorov explains how and why he did itMakhorov: "I would like to apologize for this ascension." 
 Question:In an email to CNN, Makhorov now explains his reasons for flouting the regulations, and issues an apology to _ and the world.
[EX A]:
Egypt