Mack Brown spoke about the impact of losing Max Johnson to injury. “It's crushing and it's one of the hardest things about my job. I know how Max feels and it's awful. He has an outstanding spring practice, he looks good in the fall. He's ready to go. He has a really good third quarter. And now he's out for the year. It's just a load on the young guy." (Clutch Points) At least one UNC offensive lineman got so tired during 17-play drive he was seeing colors
When extremely tired college athletes are particularly winded they sometimes see colors.