Analyzing UNC's Offense: 3rd Down Posted Oct 8, 2013 Yesterday we looked at UNC's offense on first and second down and discovered there are plenty of efficiency issues on the first two plays of the four-down cycle. Since the Tar Heels are facing third down more often than they did a year ago, how do they fare? Here is a breakdown of North Carolina on third down facing different yardage situations. (Tar Heel Blog)