MLB® The Show™ - Roberto Clemente Day Honors “Arriba” for his Performance On & Off the Field
For Many Latino Players, Roberto Clemente's Number Is Off Limits, Too - The New York Times
Pittsburgh Pirates - Today, we celebrate the life and legacy of The Great One. #ClementeDay
Pittsburgh Pirates, New York Mets players, coaches to all wear No. 21 on Roberto Clemente Day - ESPN
Pirates to wear No. 21 on Sept. 9 to honor Roberto Clemente
For the 'Great One'; Pirates, MLB honor Roberto Clemente
Family, friends and fans celebrate Clemente at fundraiser
Demilio: Roberto Clemente Day Serves as Another Reminder to Retire No. 21
Roberto Clemente Day: Pirates and Mets wear 21
For the 'Great One'; Pirates, MLB honor Roberto Clemente
Why are MLB players wearing 21? Tributes around the league for Pirates legend explained