Petition · Retire Roberto Clemente's Number 21 from Major League Baseball ·
Should MLB retire Roberto Clemente's jersey number?
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The Pittsburgh Pirates retire Roberto Clemente's uniform number 21 in a moving pre-game ceremony - This Day In Baseball
For Many Latino Players, Roberto Clemente's Number Is Off Limits, Too - The New York Times
Roberto Clemente's death 50 years ago forever changed his son, a former Phillies minor leaguer
The Pittsburgh Pirates retire Roberto Clemente's uniform number 21 in a moving pre-game ceremony - This Day In Baseball
Retire Twenty One
Retire21 - Join the petition to retire #21 of MLB in honor of Roberto Clemente. Sign TODAY, enter here: retire21pr.com #Retire21 -- Únete a la petición de retirar el #21 de las
LOOK: Letter from Pirates GM denying Roberto Clemente a raise in 1960
An exceptional baseball player and committed humanitarian, Roberto Clemente on AMERICAN EXPERIENCE - Oct. 23 at 11 pm - WOUB Public Media
MLB gets it right with Roberto Clemente No. 21 jersey policy
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Petition · RETIRE Roberto Clemente's #21 in all MLB ·
Five Astros wear No. 21 on Roberto Clemente Day