From left, National Security Agency Director Adm. Mike Rogers, former FBI Director James Comey, former Director of National Intelligence James Clapper, ex-CIA Director John Brennan, and Defense Intelligence Agency Director Lt. Gen. Vincent Stewart participate in the Senate Intelligence Committee's hearing on worldwide threats last year. Alex Brandon/AP hide caption

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Alex Brandon/AP

Senate intelligence committee chairwoman Sen. Dianne Feinstein, D-Calif., is again defending her report on CIA torture methods, which was set to be released this week. J. Scott Applewhite/AP hide caption

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J. Scott Applewhite/AP

Rep. Mike Rogers, R-Mich., during an appearance last year on CBS News' Face the Nation. The chairman of the House Intelligence Committee says he won't seek re-election in November. Chris Usher/AP hide caption

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Chris Usher/AP