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Red Sox introduce new member J.D. Martinez
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J.D. Martinez and other big hitters pulling for the return of opposite-field success - The Boston Globe
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A quality Red Sox rotation has revealed itself, and it's time to run with it
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Red Sox finalize J.D. Martinez contract
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MLB rumors: Red Sox resigned to losing Mookie Betts or J.D. Martinez as part of plan to slash payroll? (UPDATE)
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Red Sox slugger J.D. Martinez undecided on exercising opt-out clause in contract after 2021 season
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J.D. Martinez declines to exercise opt-out clause, returns to Boston Red Sox for 2022 MLB season - ESPN
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J.D. Martinez declines to exercise opt-out clause, returns to Boston Red Sox for 2022 season - TSN.ca
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AP sources: Red Sox agree to trade Betts, Price to Dodgers