Browns JC Tretter faces old Packers teammates in Week 14 - Acme Packing Company
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Browns, center JC Tretter agree to three-year extension - ESPN
Cleveland Browns release center JC Tretter, save $8.25 million against salary cap - ESPN
Former Browns center JC Tretter retiring after 8 NFL seasons, will stay on as NFLPA president
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The NFL cast JC Tretter out; the NFLPA president says that only makes him more powerful - Sports Illustrated
Former Browns C JC Tretter Announces Retirement, 'Doubling Down' In Role As NFLPA President - Steelers Depot
Former Packers center JC Tretter voted NFLPA president - Acme Packing Company