Former Browns center, NFLPA president JC Tretter retires
JC Tretter makes retirement decision amid blackball speculation
The NFL cast JC Tretter out; the NFLPA president says that only
NFL players face 'long of hurdles' on returning, NFLPA president says
J.C. Tretter grows into role
JC Tretter Reacts to his Madden 20 Rating
JC Tretter's term as NFLPA president has included pandemic
Browns release JC Tretter, clear $8.2 million in salary cap space
Cleveland Browns activate 4 players from COVID-19 list
Why the Browns Released J.C. Tretter - Sports4CLE, 3/15/22