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What happened to J.D. Martinez? Why he's constantly tinkering to become the player he used to be - The Boston Globe
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How J.D. Martinez Rose from Division II Obscurity, MLB Reject to Elite Superstar | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
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Boston Red Sox's J.D. Martinez runs the bases after hitting a solo home run against Baltimore Orioles pitcher Mac Sceroler during the sixth inning of a baseball game, Sunday, April 11, 2021,
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