MLB's Pirates will honor Roberto Clemente by wearing his number
For the 'Great One'; Pirates, MLB honor Roberto Clemente - The San
Pirates will honor Roberto Clemente by wearing his No. 21 on their
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Pirates wear No. 21 to honor Roberto Clemente
Pirates to wear No. 21 on Sept. 9 to honor Roberto Clemente
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Pirates Players Will Wear No. 21 on Sept. 9 to Honor Roberto