The heat wave is cooling off. But in parts of the Midwest, that is little consolation to farmers whose crops have been badly damaged by the heat, as well as a drought that's being called the worst in decades.

Thanks to a commodity boom and advanced computer technology, farming is a pretty big business these days -- for some.

Tens of thousands of people have evacuated from the Colorado Springs area because of a raging wildfire that's threatening homes. Those fires make for some dramatic images, but the real drama for many of us will come from the effect dry weather is having on farms.

As part of our ongoing middle class photo project, we followed up with a listener who told us being middle class means setting a goal and getting there. Tell us what you think it means to be middle class.