Roberto Clemente Day: Pirates and Mets wear 21
Roberto Clemente - Wikipedia
Fifty years ago, the Big Apple honored the Great One
21 things you should know on Roberto Clemente Day
MORE
MLB allows Puerto Rican players to wear No. 21 on Roberto Clemente
Baseball Celebrates Clemente with “21” Patches; Pirates and Award
Today Is Roberto Clemente Day
Roberto Clemente Day celebrated across Major League Baseball
Roberto Clemente Foundation 21
Why are MLB players wearing 21? Tributes around the league for
Pirates to wear No. 21 on jerseys for Roberto Clemente Day
Outside The Confines: Everyone wore 21 - Bleed Cubbie Blue
MLB celebrates Roberto Clemente Day, ceremony at Citi Field
Pirates wear No. 21 to honor Roberto Clemente