Today on "Special Report":

Major Garrett reports: Will Democratic presidential front-runner John Kerry (search) accept rival John Edwards (search) challenge for a one-on-one debate?

GUEST PREVIEW: Will California's High Court stop the gay marriages in San Francisco? Joining me to discuss the law regarding this controversial topic is Paul Rothstein, constitutional professor at Georgetown University

Wendell Goler reports: Plan B in Iraq? But do we even have one? Watch this special report.

Bret Baier reports: What can or should the Bush Administration do about the political turmoil in Haiti? Find out the details.

Wendell Goler reports: The latest from Iraq.

Details on those stories and more on Special Report with Brit Hume at 6 p.m. ET.

— Guests and topics are subject to change