Roberto Clemente day: Puerto Rican MLB players, Pirates wear No. 21
All Puerto Rican Players Can Wear No. 21 On Roberto Clemente Day - CBS Pittsburgh
Yankees rally in the ninth to slip past the Pittsburgh Pirates 7-5 on Roberto Clemente Day
Major League Baseball marks Roberto Clemente Day with ceremony at Citi Field - ESPN
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Roberto Clemente Day to Be Held Throughout MLB on Thursday – NBC 6 South Florida
Some MLB Players Wearing #21, All Wearing 21 Patches Today for Roberto Clemente Day – SportsLogos.Net News
Sources: MLB letting more players to wear No. 21 for Clemente Day
Cardinals, Reds celebrate Roberto Clemente Day
Pirates to wear No. 21 on Sept. 9 to honor Roberto Clemente - NBC Sports
MLB allows Puerto Rican players to wear No. 21 on Roberto Clemente Day - ESPN
Rangers, MLB honor late Hall of Famer Roberto Clemente with uniform patch, jersey numbers
MLB Celebrates Roberto Clemente Day
