UNC’s Maligned Defense Gets Back to Work After ‘Hard Talks’ Posted Oct 12, 2021 UNC football coach Mack Brown described Saturday's loss to Florida State as “the worst defensive performance we’ve had.” This comes one week after Brown called the defensive performance against Duke as the best UNC has had since his return. After film analysis, the Tar Heel coaching staff counted 11 missed assignments and 14 missed tackles. (Inside Carolina)