Want to know more about this week's guests and topics?
Try clicking on some of these links:
Fmr. Sen. Fred Thompson, R-Tenn., McCain Supporter | Bio
Sen. John Kerry, D-Mass., Obama Supporter; 2004 Democratic Presidential Nominee | Bio
David Gregory, Chief White House Correspondent, NBC News; Host, MSNBC's "Race for the White House" | Bio
Michele Norris, Host, NPR's "All Things Considered" | Bio
Chuck Todd, Political Director, NBC News | Bio