That, folks...is a game face.
And no, he didn't touch the banner. He probably didn't even see it.
FBS rankings after week 4:
Rushing defense: 10th
Passing defense: 5th
Pass efficiency defense: 9th
Scoring defense: 4th
Total defense: 2nd
Two things we knew for certain coming into this season. Michigan's defense would be good and it would likely be better early-on than the offense. But not only does Michigan's defense lead the Big Ten pretty much across the board statistically, they're ranked top-10 nationally in all 5 meaningful defensive categories.