5-year Browns center JC Tretter announces retirement
Cleveland Browns' JC Tretter re-elected as NFLPA president
JC Tretter Retires from NFL at 31; Former Packers, Browns Center
Former Browns center JC Tretter announces retirement from NFL
JC Tretter makes retirement decision amid blackball speculation
Former Browns center, NFLPA president JC Tretter retires
Cleveland Browns News and Rumors 8/26: Nice Guys, New Forums, and
J.C. Tretter: Breaking News, Rumors & Highlights
J.C. Tretter: Breaking News, Rumors & Highlights
JC Tretter Retires from NFL at 31; Former Packers, Browns Center
Cleveland Browns News and Rumors 8/26: Nice Guys, New Forums, and
Former Cleveland Browns C JC Tretter retires