Mr.Obama discussed nuclear non-proliferation in the Oval Office Tuesday with former secretaries of state George Shultz and Henry Kissinger, as well as former Defense Secretary William Perry and Sam Nunn, former chairman of the Senate Armed Services Committee.

VOA: standard.2009.05.19

About 10 percent of our troops in Iraq are women, according to the Office of the Secretary of Defense.

NPR: A Look at Servicewomen in Harm's Way in Iraq

June 2007: Media reports indicate approximately 1, 500 computers are taken offline following a penetration into the email system of the Office of the Secretary of Defense (OSD).

FORBES: Congress Bans Scientific Collaboration with China, Cites High Espionage Risks

In the course of the last year of investigations into the activities of the Office of the Under Secretary of Defense for Policy, no one on the Committee or its staff, to my knowledge, has charged that anything unlawful had been done.

CENTERFORSECURITYPOLICY: The danger next time