Presidential campaign already well underway

There are still 10 months before the first votes are cast in the caucuses and primaries of the 2008 presidential election, and the Democratic and Republican fields are crowded. With several states voting earlier and the potential of more money in the game than ever before, how will this election be different?

Guests

• Dennis Goldford: Director of the Program in Law, Politics and Society at Drake University in Iowa.
• Linda Fowler: Professor of government at Dartmouth College in New Hampshire.