After a day of fights and flags getting planted on logos, Texas football coach Steve Sarkisian wasn't having it.

The NWS has issued frost warnings, cautioning Texans that the extreme conditions could "damage unprotected outdoor plumbing." ...

Flag planting -- and the postgame fights that followed -- was all over college football during Rivalry Week. What's next ahead of the first home College Football Playoff games?

Texas planted its flag after defeating Michigan 31-12 earlier ... aforementioned brawl came after Michigan's 13-10 win over Ohio State. Buckeyes and Wolverines were swinging fists at each other ...