Roberto Clemente Day: Pirates and Mets wear 21
Roberto Clemente Day celebrated around MLB in 2023
Why are MLB players wearing 21? Tributes around the league for Pirates legend explained
Roberto Clemente day: Puerto Rican MLB players, Pirates wear No. 21
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21 - Team Issued White Pinstripe Jersey - Roberto Clemente Day - Mets vs. Pirates - 9/15/22 - Mets Win 7-1
Major League Baseball marks Roberto Clemente Day with ceremony at Citi Field - ESPN
Roberto Clemente - Wikipedia
MLB allows more players to wear No. 21 to honor Roberto Clemente – NBC Sports Chicago
Roberto Clemente Day to Be Held Throughout MLB on Thursday – NBC Bay Area
Yankees glad to be in Pittsburgh on day Roberto Clemente was honored
Roberto Clemente day: Puerto Rican MLB players, Pirates wear No. 21
