March Success Dependent on Defense Posted Mar 12, 2014 North Carolina’s postseason hopes reside with its defense possibly more this season than any other during the Roy Williams era. Stats can be deceiving. UNC leads the ACC in field goal percentage (45.8) in league-game only and ranks third overall (46.5) by a mere seven one-hundredths of a percent. The Tar Heels, by contrast, rank sixth overall in field goal percentage defense (40.8). (Inside Carolina)