Presidential hopefuls focused their words on aiding America's middle class in their final debate while maintaining very different temperaments. Experts look at how the candidates' rhetoric and approach foreshadow what's ahead in the final weeks of the campaign.

With the last presidential debate behind them, Sens. John McCain and Barack Obama and their running mates continued campaigning in several battleground states, focusing on the differences in their plans for the economy. Kwame Holman reports on the latest from…