MLB celebrates Roberto Clemente Day, ceremony at Citi Field
How One Writer's Dedicated Roberto Clemente Podcast Preserves The Pirates Icon's Legacy
Roberto Clemente Day: Pirates and Mets wear 21
Watch Roberto Clemente, American Experience, Official Site
Roberto Clemente: Celebrating a legacy – The Hive Sports
Remembering the life and legacy of #21 on Roberto Clemente Day
Five Astros wear No. 21 on Roberto Clemente Day
Early Life and MLB Career of Roberto Clemente
Remembering the Life and Legacy of Roberto Clemente
Roberto Clemente: More than Latin America's baseball star