Within a few decades, corn crops in Tabi, Mexico went from abundant to sparse. Indigenous farmers there feel real change in the climate and want governments to help them cope.

There are a lot of investment options out there -- but have you ever considered weather? The Chicago Mercantile Exchange has, and starting today, you can invest in rain futures. But are you any better at predicting weather than your weatherman?

An economic comeback is underway in the nation's farm belt. Corn prices are surging to two-year highs. Reporter Janet Babin talks with Bill Radke about how this might affect consumers.