UNC's Secondary Competition Heating Up Posted Aug 18, 2017 With UNC’s front seven loaded with veterans and returning starters, it’s the secondary that will serve as the largest proving ground over the final week of training camp. There are still known commodities in senior cornerback M.J. Stewart and senior strong safety Donnie Miles. The pair has proven over their careers to be a dependable duo and will anchor UNC’s back line. (Inside Carolina)