Browns lose starting center Harris for season, placed on IR
Browns should seriously consider bringing back JC Tretter
NFLPA president, Browns center JC Tretter calls for CBA review
NFL 2020: Who really knows what to expect?
News & Notes: JC Tretter undergoes knee procedure; Rookie Nick Harris gets valuable starting reps
Browns Nick Harris Exits Practice With Trainer - Sports Illustrated Cleveland Browns News, Analysis and More
Former Browns center, NFLPA president JC Tretter retires
Cleveland Browns' Kevin Johnson suffers lacerated liver at practice
Postponement gives Browns practice, more time before Raiders
News & Notes: JC Tretter undergoes knee procedure; Rookie Nick Harris gets valuable starting reps
Cleveland Browns center Nick Harris' knee injury likely ends season - ESPN
Cleveland Browns: JC Tretter returns to practice on Monday - Dawgs By Nature
Notes: Center JC Tretter bulks up in order to hold his own inside AFC North - BrownsZone with Scott Petrak
JC Tretter returns to practice for Browns - NBC Sports