Yankees rally in the ninth to slip past the Pittsburgh Pirates 7-5 on Roberto Clemente Day
Why are MLB players wearing 21? Tributes around the league for Pirates legend explained
Roberto Clemente Day: Pirates and Mets wear 21
Pirates to once again wear No. 21 for Roberto Clemente Day
Houston Astros: 8 players don No. 21 on Roberto Clemente Day
Some MLB Players Wearing #21, All Wearing 21 Patches Today for Roberto Clemente Day – SportsLogos.Net News
Pittsburgh Pirates to wear No. 21 on Roberto Clemente Day
New FOCO bobblehead features legendary Pittsburgh Pirate Roberto Clemente
For Many Latino Players, Roberto Clemente's Number Is Off Limits, Too - The New York Times