Cleveland Browns NFL roster cuts
JC Tretter, former Cleveland Browns center, retires after 8 seasons in NFL but remains NFLPA president - ESPN
J.C. Tretter The 33rd Team
Browns center and NFLPA president, JC Tretter, announces his retirement from the NFL
Former Browns center JC Tretter retires, will stay on as NFLPA president
J.C. Tretter: News, Stats, Bio & More - NBC Sports
Former Browns center JC Tretter retires, will stay on as NFLPA president
Is 2021 Going to be Center J.C. Tretter's Last with the Cleveland Browns or Perhaps His Career Entirely? - Sports Illustrated Cleveland Browns News, Analysis and More