Notebook: Defense building depth 

February, 8, 2013
2/08/13
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As long as Greg Mattison is Michigan's defensive coordinator, he will expect perfection. He demands a lot out of his players because he knows what it takes to reach the NFL.

The 2013 class for Michigan is all about getting to the next level and bringing in players who can help Michigan get there.

Defensive line

Michigan To Take Long View On AD, Program
ESPN Big Ten reporter Dan Murphy discusses how Michigan's governing board and university president will review the performance of athletic director Dave Brandon and the school's football team.
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