Bag of Bell (Vol. 15): Should Michigan fans be worried about breaking in so many new starters on the offensive line? Here's what history tells us.

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Per usual, I’ll start this out with links to my “free” contributions when it comes to Michigan athletics this week. Here’s a 30-minute podcast of my chat with Sam Webb and Ira Weintraub from earlier this week.

And with that out of the way, here’s this week’s mailbag.