JC Tretter: NFLPA wants vaccinated players to be tested more frequently too; he conferred with concerned players Sunday night
Browns, Giants have testy joint practice, fight afterward
JC Tretter says Browns 'have done a really great job' with COVID-19 protocols, continues work for player safety
JC Tretter says Browns 'have done a really great job' with COVID-19 protocols, continues work for player safety
Cleveland Brown JC Tretter tests positive for COVID-19; two activated
JC Tretter: Brown center on NFL in coronavirus world
The NFL cast JC Tretter out; the NFLPA president says that only makes him more powerful - Sports Illustrated
Postponed Games and Increased Testing as Covid Continues to Impact Athletes and Teams - The New York Times
Nick Harris sees 'perfect opportunity to let loose' in 2022