Rebuilt Arizona secondary faces major BYU test

Arizona’s front seven dominated Northern Arizona with five sacks and multiple takeaways, but Brennan continues to demand better tackling, coverage, communication and turnover discipline. The inexperienced back end, led by Malcolm Hartzog and Dwight Bootle II, now faces BYU’s mobile quarterback, strong running game and hostile Provo environment; Raider Damuni’s absence moves Tommy Prassas into the Cougars’ strong-safety role.