What happened: Jeffery Simmons spent late hours studying playbook materials after arriving in Chicago. The defensive tackle focused on learning installation schemes and assignments following his transition to the roster.

Why it matters: Simmons joins a defensive front adjusting personnel amid the regular season push. He previously joined the Bears via trade to bolster the interior line. Chicago defeated the Seattle Seahawks 34-17 as the unit incorporated new arrivals.

What to watch: Chicago continues regular season preparations as Simmons integrates into defensive packages.