MLB looking at electronic system for calling pitches
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MLB adopts first pitch clock, defensive shifts limits, larger
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Oakland Athletics spring training: Vets ready for normal spring
Spring training's start brings pitch clocks, shift limits - Newsday
A 15-second pitch clock? The end of the shift? What you need to
MLB adopts pitch clock, shift limits, bigger bases for 2023
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Clayton Kershaw gives up three runs vs. Angels in first spring