DAVID GREENE, HOST:

Good morning. I'm David Greene. A second can mean so much in football. At Saturday's Iron Bowl, the first half seemed like it was over, then officials put a second back on the clock. Auburn used that second to kick a field goal, and they ended up beating Alabama by 3. Now an Auburn dean is rubbing it in. Joe Aistrup told professors they could add a single second to final exams. He wrote, when every second counts, Auburn men and women make great things happen. Transcript provided by NPR, Copyright NPR.