When runner Jeremy Wariner races in the men's 400-meter final, he'll have on a pair of shoes that differ from most. See the reason why and what makes these shoes different in our "Ever Wonder" series of graphics.
USA TODAY's interactive looks at some of the key presidential campaign ads on the air. You can watch the ads, learn more and then rate their accuracy and effectiveness.
Barack Obama and John McCain vowed early on to conduct substantive and spirited debates, eschewing the partisan nastiness that has plagued the country in recent years. We’re still waiting.