Former Browns center JC Tretter retires, will stay on as NFLPA
JC Tretter makes retirement decision amid blackball speculation
Former Browns center JC Tretter retires, will stay on as NFLPA
JC Tretter, former Cleveland Browns center, retires after 8
The NFL cast JC Tretter out; the NFLPA president says that only
Tampa Bay Buccaneers Need To Make A Move Amid Offensive Line's
Former Cleveland Browns C JC Tretter retires
Former Packers center, NFLPA president JC Tretter retires
PFF on X: JC Tretter has announced his retirement after eight
JC Tretter retires after interest in playing for Vikings, other
On to the next chapter': Former Cleveland Browns center JC Tretter
Former Browns center JC Tretter announces retirement from NFL