The Primaries Go National : Part One

John Kerry is the man to beat and his challengers will get their chances as seven states go to the polls and caucuses as the primary race heads South and West.

We'll be watching every state with some of the country's top political reporters and analysts. We'll have results as soon as they become available plus give you in-depth analysis on what it all means.

Guests:

John Harwood, political editor The Wall Street Journal

Cathy Allen, Democratic political consultant

Earl Black, professor of political science at Rice University, co-author of "The Vital South: How Presidents are Elected" and "The Rise of Southern Republicans"

Tim Grieve, senior editor salon.com

Jack Beatty, On Point News Analyst, senior editor "The Atlantic Monthly"