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2023 MLB rule changes inside look
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MLB Opening Day 2023 recap: Baseball season begins with new rules
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Assessing the impact of MLB rules changes at halfway mark
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Baseball's new rules to speed up games get mixed reception
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Marlins trying to move on after 'disagreement' over suspended game
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Uniform number (Major League Baseball) - Wikipedia
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Players, managers react to new rules in action
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MLB 2023 Preview: Pitch Clock and Other New Rules Aim to Speed
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Marlins Opening Day Roster Projection, Post-Winter Meetings
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Baseball's Bumpy Return and the Gap Between Hope and Hubris