Arizona Cardinals defensive line coach Derrick LeBlanc, after recent injuries in the unit, expressed optimism about their run defense and preparedness for the upcoming game against Miami. LeBlanc emphasized the importance of player readiness and adapting to various roles within the defensive line. He acknowledged the struggles of the young team but noted significant improvement and integration of returning players like Naquan Jones and Ben Stille. Preparation, strong execution, and retention of game plans are critical focal points as the team moves forward.