Nation

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Deputy Defense Secretary Paul Wolfowitz and Joint Chiefs of Staff Chairman Richard Myers fielded questions from members of the Senate Armed Services Committee. Kwame Holman reports with details.

A multinational summit over North Korea's nuclear weapons program ended in Beijing Friday, with North Korea threatening to launch more nuclear tests. Experts discuss the U.S. strategy in dealing with the threat.

British Prime Minister Tony Blair answers his critics and responds to BBC reports that weapons inspector Dr. David Kelly was the source for reports that the British government manipulated intelligence on Iraq's weapons of mass destruction.