Mack Brown Challenges The Offense: Need More Leadership Posted Aug 21, 2019 Mack Brown said Sunday he and the rest of UNC’s coaching staff have challenged the offense for leaders to step forward. It’s a request they’ve made multiple times out of necessity and is ongoing. The Heels aren’t exactly a grizzled bunch on offense. Unless things change, UNC will start a redshirt freshman with no game experience at left guard versus South Carolina. (Tar Heel Illustrated)