Getty ESPN's Jake Trotter reported Wednesday the Detroit Lions had an agreement in place with Matt Campbell to be head coach before hiring Dan Campbell. Detroit Lions linebacker Jimmy Rolder is ready to embrace a role in the team’s third unit as an avenue to making the final roster. The fourth-round pick faces a crowded depth chart at linebacker, where the team just gave star Jack Campbell a major extension and added some new talent in free agency. Rolder said he is ready to make contributions