Jerry Palm on the top four teams in college football, the new-look offense at LSU, whether Alabama has any major weakness, the takeaways from Notre Dame-Georgia, Jim Harbaugh's failures at Michigan, and the number of teams that can go undefeated this season. 

<p>Jerry Palm on the top four teams in college football, the new-look offense at LSU, whether Alabama has any major weakness, the takeaways from Notre Dame-Georgia, Jim Harbaugh's failures at Michigan, and the number of teams that can go undefeated this season.&nbsp;</p>

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