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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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(CNN) A former attorney for two of Prince's dead siblings says they revealed Prince had an addiction to Percocet decades before his sudden death in April. Prince's half-brother, Duane Nelson, said he used to get the drug for Prince to help him come down after shows, Michael B. Padden said. "Duane told me that he witnessed him taking the drugs and he also procured Percocet for him," Padden said. Nelson was adamant that Prince was in no way just a recreational user, Padden said. He started using the drug to help him deal with the rigors of performing. Another half-sibling, Lorna Nelson, confirmed Prince's drug use but was not involved in getting drugs for him, Padden said. She died in 2006.Lawyer says Prince's half-brother told him Prince was addicted to Percocet decades agoDay before he died, addiction specialist launched "life-saving mission," lawyer says 
 Question:But _'s representatives could not initially find the musician, Mauzy said.
answer:
Prince


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Lagos, Nigeria (CNN) The father of one of the missing Nigerian schoolgirls abducted from Chibok two years ago has told CNN he is overjoyed to see her alive on a new video released by the terrorist group Sunday. Yakubu Kabu confirmed to CNN that he saw his daughter speaking in the new video, which demands the release of Boko Haram fighters in exchange for the kidnapped girls. The Nigerian government has said it is still "in touch" with Boko Haram and "working for the girls' release," the Federal Ministry of Information and Culture said on their official Facebook page. "We are being extremely careful because the situation has been compounded by the split in the leadership of Boko Haram," said Alhaji Lai Mohammed, Minister of Information of Culture, according to the statement.A Boko Haram militant tells Nigeria to release jailed fighters in exchange for abducted girlsThe man says at least 40 of the girls have been married off 
 Question:Read more: _ victim -- "I cried for someone to help".
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Boko Haram


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George W. Bush went home to Texas nearly six years ago, but the nation is still working through the contentious national security legacy he left behind. A hotly disputed Senate report on the CIA's brutal interrogation tactics is tearing open barely healed political wounds first opened after the September 11, 2001, attacks. The report found CIA tactics were more brutal than previously known and accused the agency of keeping the Bush White House and Congress in the dark about them. The questions raised by the Intelligence Committee's document -- about how to wage a relentless war on terrorism within constitutional and moral constraints -- seem as intense as ever.Bush anti-terror legacy still contested six years after he left officeObama warns against refighting old argumentsMcCain: the American people 'need answers'Obama's own 'war on terror' tactics in question 
 Question:His remarks were particularly notable because Obama defeated _ in 2008 in an election that served as a rejection of Bush's national security leadership.
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McCain