The Atlantic Coast Conference fined four of its schools on Monday for scuffles that broke out during rivalry week in college football, which had a rash of fights between players who attempted to plant flags and other team symbols on their rivals' fields.

Fists flew and pepper spray filled the air near midfield of Ohio Stadium following the Michigan's upset victory over the rival Buckeyes.

A common theme over the weekend during rivalry week in college football was the outbreak of post game—and sometimes in-game—scuffles, often sparked by attempted