MLB's Puerto Rican-born players honor Roberto Clemente by wearing 21
Cardinals, Reds celebrate Roberto Clemente Day
Pittsburgh Pirates, New York Mets players, coaches to all wear No. 21 on Roberto Clemente Day - ESPN
For the 'Great One'; Pirates, MLB honor Roberto Clemente
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Major League Baseball Cancels Series In Puerto Rico Due To Zika Concerns : The Two-Way : NPR
MLB Celebrates Roberto Clemente Day
MLB allows Puerto Rican players to wear No. 21 on Roberto Clemente Day - ESPN
Five Astros wear No. 21 on Roberto Clemente Day
Roberto Clemente: More than Latin America's baseball star
Wearing Roberto Clemente's No. 21 an honor for Francisco Lindor, Sandy Alomar Jr. and all Puerto Rican-born Cleveland Indians
