Democratic debate
When: Today, 2-3:30 p.m.
On the air: CNN, Fox News, MSNBC, C-SPAN 3, some PBS stations
On the Web: iptv.org, desmoinesregister.com
Where:
Sponsors: The Des Moines Register, Iowa Public Television
Format: Carolyn Washburn, editor of The Des Moines Register, will moderate and pose questions. 