Big Ten Power Rankings (Post-Week 4): Looking ahead to October, which B1G schools are poised to make the leap?

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September is in the rear view mirror — a month that was relatively light on big matchups, but still heavy on movement and answers for a number of Big Ten programs. Some schools, like Minnesota, Maryland and Illinois, have largely outperformed their relatively low preseason expectations and are on track to have solid seasons. Others, like Michigan State …