Central Intelligence Agency Central Intelligence Agency

A doctor gives a polio vaccine to a child at a health clinic in Baghdad last week. The CIA says it banned the use of vaccine programs as cover for spying last year — a practice health officials said had wide repercussions. Ahmad Al-Rubaye/AFP/Getty Images hide caption

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Ahmad Al-Rubaye/AFP/Getty Images

Dianne Feinstein, chairwoman of the Senate Intelligence Committee, speaks to reporters in April. She tells NPR she's "not particularly" comfortable with the CIA vetting the "Torture Report." Molly Riley/AP hide caption

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Molly Riley/AP

Senate Intelligence Committee Chairwoman Dianne Feinstein, D-Calif., speaks after a closed-door meeting Thursday on Capitol Hill. The panel voted to approve declassifying part of a report on Bush-era interrogations of terrorism suspects. Molly Riley/AP hide caption

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Molly Riley/AP

Sen. Dianne Feinstein speaks to reporters after speaking about her oversight committee's problematic relationship with the CIA Tuesday. CIA Director John Brennan says his agency isn't trying to delay the panel's report on the U.S. interrogation program. Mark Wilson/Getty Images hide caption

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Mark Wilson/Getty Images

Egyptian cleric Osama Mustafa Hasan Nasr, photographed in 2007. Better known as Abu Omar, he was allegedly kidnapped by CIA agents in Italy in 2003 and taken to Egypt for interrogation. Amr Nabil/Associated Press hide caption

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Amr Nabil/Associated Press