MLB's Pirates will honor Roberto Clemente by wearing his number
Roberto Clemente - Wikipedia
Hot take: Roberto Clemente Day should be just like Jackie Robinson
Some MLB Players Wearing #21, All Wearing 21 Patches Today for
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Roberto Clemente Award winners to wear cap patch
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MLB celebrates Roberto Clemente Day
Pirates to once again wear No. 21 for Roberto Clemente Day
Pirates will wear Roberto Clemente No. 21
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