Cleveland Browns release center JC Tretter, save $8.25 million against salary cap - ESPN
SBJ Football: Analyzing the Waltons' first big Broncos deal
Why did JC Tretter retire? NFLPA president and former Browns, Packers center explains decision and how NFL may have influenced it
How Cleveland Browns' JC Tretter handles NFLPA presidency in pandemic
J.C. Tretter net worth: How much did ex-NFL star earn in salary and contract?
Nick Chubb's injury shows why running backs want more money — and why the NFL won't pay them
Cleveland Browns release center JC Tretter, save $8.25 million against salary cap - ESPN
JC Tretter, former Cleveland Browns center, retires after 8 seasons in NFL but remains NFLPA president - ESPN
How Cleveland Browns' JC Tretter handles NFLPA presidency in pandemic
For offseason workouts, NFL players negotiated directly with their coaches - The Boston Globe
Browns release JC Tretter, turning to Nick Harris at center
Grievance filed by NFL says players' union leaders advised running backs to fake injuries – WWLP
The Browns Can No Longer Consider A Familiar Option At Center
JC Tretter on his $32.5 million contract extension with the Browns