Five easy pieces to solving USC-ND puzzle

Will No. 1 USC roll past No. 9 Notre Dame? Ivan Maisel has five reasons why that will happen. Or will the Irish take down the Trojans? Pat Forde found five reasons to believe in the upset. Take a look:

Ivan Maisel and Pat Forde are senior writers at ESPN.com. Ivan can be reached at ivan.maisel@espn3.com and Pat can be reached at ESPN4D@aol.com.