Cleveland Browns release JC Tretter
Former Browns center JC Tretter announces retirement from NFL
Browns center JC Tretter calls idea of wristbands signifying vaccinated and unvaccinated players 'nonsensical'
Browns center JC Tretter appears ready to begin season
JC Tretter makes retirement decision amid blackball speculation
JC Tretter announces his retirement - NBC Sports
Former Browns center, NFLPA president JC Tretter retires
PFF on Twitter: The Browns are releasing Center JC Tretter, per @AdamSchefter Tretter has recorded a Top-3 pass-blocking grade among centers in 4 straight seasons / Twitter
JC Tretter: Brown center on NFL in coronavirus world
Why the Browns Released J.C. Tretter - Sports4CLE, 3/15/22
Browns release JC Tretter, turning to Nick Harris at center
Browns Release JC Tretter, Union President; Meeting Watson - Erie News Now