Michigan offensive coordinator Josh Gattis speaks about building his relationship with coach Jim Harbaugh during recruiting trips, March 22, 2019. Detroit Free Press
A year ago, Michigan football entered spring camp with many questions along the offensive line.
It had to groom two tackles, rely on an underclassman at center and learn how to work with a new quarterback — all while integrating new position coach in Ed Warriner.
A year later, the Wolverines return four of five starters, including first-team All-Big Ten left tackle Jon Runyan, to a group that became one of the conference’s best.