Pittsburgh Pirates each don No. 21 to honor Roberto Clemente - ESPN
ESPN: MLB to allow Pirates, Puerto Rican players, award nominees to wear No. 21 on Roberto Clemente Day
MLB has no plans to retire Roberto Clemente's No. 21
Pirates, Puerto Rican players honor Roberto Clemente on Sept. 15 with No. 21
MORE
The Greatest Forgotten Home Run of All Time ‹ Literary Hub
Roberto Clemente's #21 To Be Worn By All Pittsburgh Pirates For Clemente Day
Roberto Clemente Award 2023 nominees
MLB: All-Time #MLBRank, Nos. 20-11 - ESPN
When King died, Major League Baseball struck out
Pittsburgh Pirates Roberto Clemente number 21 should be retired - ESPN - OneNacion Blog- ESPN
Major League Baseball marks Roberto Clemente Day with ceremony at Citi Field - ESPN
Pirates walk off on Roberto Clemente Day as push to retire his No. 21 continues
