Campaign Cash Is Buying Tons Of Ads

Iowa's airwaves are already jammed with ads, most of them negative, in one of the Senate races nationwide that will decide which party claims the majority.

The ads come one after another in an onslaught of spin that galls voters.

"In Iowa you see a lot of ads. You learn to identify the ones that are trying to feed you full of crap," said 62-year-old Mike Vincent of Keota, a registered Republican.

The inescapable deluge is not confined to Iowa, and it's only going to get worse.

Election Day is...