Northwestern football position previews — linebackers

We’re back again with another positional preview, breaking down each group’s quality, depth and expectations as we’re now just three weeks away from opening kickoff — still at Northwestern Medicine Field at Martin Stadium. Beginning last month, Inside NU has been publishing previews on quarterbacks (7/6), running backs (7/15), wide receivers (7/20), tight ends (7/28), offensive linemen (8/4) and…