Defense

Defense official says attack unlikely

A terrorist attack on the United States involving weapons of mass destruction is not imminent, or even likely, according to the head of the Defense Threat Reduction Agency.

Defense

Senator studies GAO's managerial flexibilities

Defense

Changing of the Guard

The National Guard swiftly came to the country's defense on Sept. 11, but some disagree over its future role in homeland security.

Defense

Bush, unions tangle over national security exemption to labor laws

President Bush and federal unions are in a political tussle over a long-standing law that lets the president prevent government employees from joining unions.