What was the worst pitcher who had the filthiest pitches? : r/baseball
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Joel Zumaya - Wikipedia
Aroldis Chapman Holds The Record For MLB's Fastest Pitch
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Detroit Tigers Joel Zumaya throws pitches against the Toronto Blue Jays on opening day at Comerica Park in Detroit, Michigan on Monday April 2, 2007. The Toronto Blue Jays defeated the Tigers
Which pitcher currently has the slowest fastball in MLB? - Quora
Chapman throws fastest pitch ever recorded
Aroldis Chapman Holds The Record For MLB's Fastest Pitch