Nation

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Presidential contender Howard Dean garnered 75,000 supporters through "Meetup.com" and has raised more money than any other Democratic candidate in the second quarter. Terence Smith examines Dean's success at building grassroots support in cyberspace, and how other presidential candidates are…

Asa Hutchinson, undersecretary for border and transportation security in the Department of Homeland Security and Congressman Edward Markey, a member of the House Select Committee on Homeland Security discuss the adequacy of current air safety measures and the need for…

Terence Smith discusses the recent changes at The New York Times with Joann Byrd, a member of the Siegal committee that examined The Times's newsroom policies, and Susan Tifft, a journalism professor at Duke University.