Sunday's Takeaway: USC's Defensive Staff Is NFL-Levelby:Marc Kulkin•about 8 hoursRead In AppNew Orleans Saints defensive coordinator Rob Ryan stands on the sideline during the second quarter against the Baltimore Ravens in a preseason NFL football game at M&T Bank Stadium. (Tommy Gilligan-Imagn Images)USC has one of the best defensive coaching staffs in the country and an offensive genius deserves credit for it.