UNC Coaches Dismiss QB Rotation Concerns Posted Sep 24, 2014 UNC head coach Larry Fedora and quarterbacks coach Keith Heckendorf are lockstep in their belief that rotating quarterbacks has not disrupted their offense’s rhythm and flow. Fedora told reporters on Monday that he wasn’t concerned that starting quarterback Marquise Williams would be affected by inserting backup Mitch Trubisky during predetermined series. (Inside Carolina)