Week 12 of the college football season features some very intriguing matchups. Which top-ranked teams are in danger of being upset this week?
College football lead writer Adam Kramer puts a few top teams on upset alert.
Michigan State's defense has been one of the best in the country this season. Can the Spartans avoid the upset and shut down the surging Nebraska Cornhuskers?
Watch as Kramer cautions the Spartans and three other favorites.
Highlights courtesy of XOS Digital.