JC Tretter lobbies for all-virtual offseason as NFLPA president
Confident rookie Nick Harris filling in for injured Browns center JC Tretter – News-Herald
JC Tretter and NFLPA announce new executive director
The NFL cast JC Tretter out; the NFLPA president says that only makes him more powerful - Sports Illustrated
How Cleveland Browns' JC Tretter handles NFLPA presidency in pandemic
Former Browns C JC Tretter talks NFL working conditions
JC Tretter's busy offseason centers on helping new teammates, players around NFL acclimate to unique circumstances
NFLPA Elects J.C. Tretter As President
NFLPA president JC Tretter rips NFL's Soldier Field standards
JC Tretter: NFL would've canceled Browns-Raiders game if not for union
Cleveland Browns center and NFLPA president JC Tretter calls for discipline against Kansas City Chiefs assistant who shoved player - ESPN
Browns release C JC Tretter
JC Tretter, NFLPA president and former Browns center, retires after nine seasons
Working From Home: JC Tretter