The Big 12 Conference has fined Arizona State University $25,000 for fans rushing the field near the conclusion of ASU's victory over BYU Saturday, the conference announced Tuesday. ASU fans stormed the field at Mountain America Stadium at the apparent end of the game against then-14th ranked Brigham Young.

Sun Devil football fans rushed the field before the game against BYU officially ended. Officials had to clear the field to finish the final play.

In one of the biggest games of the Big 12 season, BYU travels to Tempe to face Arizona State in Week 13.  Both teams have been incredibly surprising in league p

Week 13 of the college football season continued to show that the Big 12 remains as compelling as any other conference in college football. And as a result, the Big 12's chances of having multiple bids to the 12-team College Football Playoff are in serious jeopardy after both of the conference's two top-ranked teams were upset on Saturday.

ASU had the biggest jump among ranked teams, as they shot up to No. 14 in this week's AP Top 25, after beating BYU on Saturday.