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MLB 2023 rule changes: pitch timer, larger bases, shifts
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MLB spring training 2023: Schedule, highlights, updates - ESPN
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New pitch clocking shortening MLB games in spring training
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Manny Machado Gets First Violation of MLB's Pitch Clock - The New York Times
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Baseball Lockout Kills Spring Training Spending in Arizona and Florida - WSJ
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Grading MLB's New Rules Implemented During 2023 Season, News, Scores, Highlights, Stats, and Rumors
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MLB Twitter abuzz with mixed reactions to positive results from first game in Spring Training with new rules
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Larry Stone's annual Mariners spring training observations
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Mariners Spring Training Schedule 2023: Dates, Locations, and How To Watch
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MLB's rule changes for 2023, explained
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Larry Stone's annual Mariners spring training observations: Jarred Kelenic, Julio Rodriguez and the pitch clock
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Mariners Opening Day: 2023 rule changes to watch out for
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Commentary: Mariners begin 'normal' spring training amid optimism and concern
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Mariners who will be most impacted by new rule changes in 2023 - Seattle Sports