Jacksonville Jaguars defensive tackle Sen’Derrick Marks brings down Houston Texans running back Lamar Miller an NFL game on Sunday, Dec. 18, 2016, in Houston. Defensive tackle Sen’Derrick Marks and coach Gus Bradley started out together with the Jacksonville Jaguars – Marks signing a free-agent contract after playing four seasons with the Tennessee Titans and Bradley taking the reins after serving as the Seattle Seahawks’ defensive coordinator.