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CIA Director David Petraeus, testifies before the US Senate Intelligence Committee during a full committee hearing on "World Wide Threats."  on January 31, 2012 on Capitol Hill in Washington, DC. Witnesses include: Director of National Intelligence, James Clapper, FBI Director Robert Mueller(L); Defense Intelligence Agency Director Lt. Gen. Ronald Burgess; National Counter terrorism Center Director Matthew Olsen; Assistant Secretary of State for Intelligence and Research Philip Goldberg; and Homeland Security Undersecretary for Intelligence and Analysis Caryn Wagner. AFP PHOTO/Karen BLEIER (Photo credit should read KAREN BLEIER/AFP/Getty Images)
CIA Director David Petraeus, testifies before the US Senate Intelligence Committee during a full committee hearing on "World Wide Threats."  on January 31, 2012 on Capitol Hill in Washington, DC. Witnesses include: Director of National Intelligence, James Clapper, FBI Director Robert Mueller(L); Defense Intelligence Agency Director Lt. Gen. Ronald Burgess; National Counter terrorism Center Director Matthew Olsen; Assistant Secretary of State for Intelligence and Research Philip Goldberg; and Homeland Security Undersecretary for Intelligence and Analysis Caryn Wagner. AFP PHOTO/Karen BLEIER (Photo credit should read KAREN BLEIER/AFP/Getty Images)

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