That concussion, Brisker's third in the NFL, wound up keeping him out of the final 12 games of the season, a fairly uncommon occurrence. Brisker spent months rehabbing to get back to a point where he could return to the field, which finally happened this spring during organized team activities (OTAs).

But the return to active duty of another defensive back, Jaquan Brisker, was a welcome sight. Brisker said it felt great to be back on the football field. The Bears safety missed the final 11 games last season because of a concussion.

For safety Jaquan Brisker, he's not only learning a new system, but also getting his feet back under him after his season ended in Week 5 from what was eventually diagnosed as a vestibular concussion on a tackle,