Power Rankings: Can anyone knock defending champs from their lofty perch this season?

By foxsports

Updated Mar. 5, 2020 2:02 a.m. ET

At long last, the college football season is back. The action kicks off Thursday with three ranked teams in action, as well as Jim Harbaugh making his Michigan head coach debut (on FOX Sports 1). Our Marcus Hartman ranks the top 25 ahead of the season kickoff.