‘”I’m not sure that everybody understands the significance of Sept. 11 to our country, especially young people who don’t realize it,” Buffalo Bills coach Chan Gailey said. “I hope they realize the significance of this and there’s going to be something going on in every stadium around the league. I just want them to take it with solemnest and pride; whatever else it is that you do when you’re an American to understand what this is all about.”‘