Tampa Bay Rays honor Roberto Clemente by starting nine Latin American position players - The Boston Globe
All of MLB's Puerto Rican players can wear No. 21 on Roberto Clemente Day
All Pirates Wearing #21, Rest of MLB Wears Patches in Honour of Roberto Clemente – SportsLogos.Net News
Pirates wear No. 21 to honor Roberto Clemente
MLB Allows More Players To Wear 21 To Honor Roberto Clemente – NBC New York
Was Roberto Clemente the Best MLB Player to Wear No. 21?
Michael Lorenzen, Reds honor Roberto Clemente
Was Roberto Clemente the Best MLB Player to Wear No. 21?
Roberto Clemente's impact on Latin America still being celebrated 50 years later - Bucs Dugout
MLB allows Puerto Rican players to wear No. 21 on Roberto Clemente Day - ESPN
All Pirates Wearing #21, Rest of MLB Wears Patches in Honour of Roberto Clemente – SportsLogos.Net News
UNIQORN/Results/KG/LC-QuAD2.0.json at main · ajesujoba/UNIQORN · GitHub
ESPN: MLB to allow Pirates, Puerto Rican players, award nominees to wear No. 21 on Roberto Clemente Day