Pittsburgh Pirates each don No. 21 to honor Roberto Clemente - ESPN
MLB's Pirates will honor Roberto Clemente by wearing his number
The Greatest Forgotten Home Run of All Time ‹ Literary Hub
MLB celebrates Roberto Clemente Day, ceremony at Citi Field
It's time for Roberto Clemente's No. 21 to be retired across
Roberto Clemente Foundation 21
Roberto Clemente Award winners wear Pirates legend's 21 on caps
Pirates will honor Roberto Clemente by wearing his No. 21 on their
It's going to be unbelievable': Pirates psyched to honor Roberto
Roberto Clemente day: Puerto Rican MLB players, Pirates wear No
Roberto Clemente's #21 To Be Worn By All Pittsburgh Pirates For