No. 4 Ohio State is chasing perfection and a chance play for a national championship. No. 18 Michigan State has the inside track to the Big Ten championship game. Four other conference teams are bowl-eligible and Iowa could join that list with a win this weekend. But with only four weeks left in the regular season, the Big Ten is looking at the possibility of coming up short in postseason play again - even before the bowl lineups are announced. More...