Topics and Guests, March 12

Today on "Special Report":

Wendell Goler reports: President Bush (search) assures Spaniards they are not alone in the fight against terrorism.

Bret Baier reports: The U.S. military's much talked about spring offensive in Afghanistan begins, and will be known as "Operation Mountain Storm." We'll have the details.

Major Garrett reports: The political campaign ad wars have begun -- We'll have some samples.

Alisyn Camerota reports: See why some Boston residents aren't excited about July's DNC convention.

Ed Turzanski reports: Hundreds of people killed in massive terrorist attacks on Spain's commuter trains -- Could it happen here?

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

— Guests and topics are subject to change