A trio of East Division contenders—Michigan, Michigan State and Penn State—are still searching for a starting quarterback, highlighting the Big Ten's biggest position battles heading into fall camp.

The Wolverines, Spartans and Nittany Lions aren't the only teams with pivotal open positions heading into the final stretch of the offseason. Ohio State has a wide open depth chart after losing 16 total starters from last year's team. And Nebraska, a team many expect to contend in the West Division, has some big question marks along its defensive line. 

Here's a breakdown of the biggest position battles in the conference. 

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