7-time Pro Bowl C Alex Mack retires after 13 years in NFL
Recent Browns Standout Pitched as Addition to NFC Contender
J.C. Tretter, WELCOME TO RETIREMENT 👏
JC Tretter Retires from NFL at 31; Former Packers, Browns Center Is NFLPA President, News, Scores, Highlights, Stats, and Rumors
Former Packers offensive lineman JC Tretter retiring from NFL
Former Browns, Packers center JC Tretter announces retirement after eight NFL seasons
Browns JC Tretter Trying His Best to Educate Players On Proposed CBA
On to the next chapter': Former Cleveland Browns center JC Tretter announces retirement
Former Browns center JC Tretter announces retirement from NFL
Former Packers Center JC Tretter Announces NFL Retirement
Former Browns center JC Tretter announces retirement from NFL