Browns' JC Tretter among four nominees for NFLPA President to be elected Tuesday
Cleveland Browns J.C. Tretter Elected NFLPA President - Sports Illustrated Cleveland Browns News, Analysis and More
Former Cleveland Browns C JC Tretter retires
Sports Scandals, Plus NFLPA President J.C. Tretter - The Ringer
JC Tretter Stats, News and Video - C
J.C. Tretter announces retirement from football - Daily Norseman
NFLPA president JC Tretter calls for turf ban amid rise of injuries
Why did JC Tretter retire? NFLPA president and former Browns, Packers center explains decision and how NFL may have influenced it
Fight for the Browns starting center position - Dawgs By Nature
J.C. Tretter: NFL wanted to cancel 3 games last week