With spring practices beginning across the Big Ten, we're taking a look at some of the key players and position groups that could shape the division races in 2017. Today, we'll examine the biggest strengths of each team in the Big Ten West division. Check back Thursday for a look at each team's biggest weakness.
Illinois: The Illini are losing a ton of production off of last season's team, which only makes second-year coach Lovie Smith's job more difficult. Illinois will have to revamp its entire defensive line, as well as spots at middle linebacker and defensive back.