In four of last week's most high-profile endings, instant replay officials played big roles in determining the outcomes.
Michigan State needed a Hail Mary -- and some help from the replay official -- to upset Wisconsin and take the driver's seat in the Big Ten race.
Only two weeks ago, Notre Dame looked like a BCS bowl contender. Two losses later, the Irish have to decide whether Charlie Weis still is the man to lead them.
The NCAA's revised instant replay rules were among the hot topics at the ACC media days, writes Mark Schlabach.