NFLPA president JC Tretter rips into the condition of Soldier Field and claims NFL must 'do better'
J.C. Tretter: Breaking News, Rumors & Highlights
NFL players union president blasts Soldier Field conditions
Soldier Field's Poor Conditions Prompt Disapproval From NFLPA President - Sports Illustrated News
NFLPA president on Soldier Field turf: 'NFL can and should do better' - Chicago Sun-Times
Artificial turf vs. real grass: NFL's ongoing problem with playing surfaces
NFLPA president JC Tretter rips NFL's Soldier Field standards
J.C. Tretter Elected As President of NFL Players Association
Why did JC Tretter retire? NFLPA president and former Browns, Packers center explains decision and how NFL may have influenced it
NFLPA president JC Tretter rips conditions at Bears' Soldier Field: 'The NFL can and should do better'
It Sucks! Angry NFL Rips Into Soldier Field's Terrible Turf
NFLPA president JC Tretter rips NFL's Soldier Field standards
It Sucks! Angry NFL Rips Into Soldier Field's Terrible Turf
As Aaron Rodgers' injury resurfaces grass vs. turf debate, NFL's field issue proves no walk in the park