Pirates to wear No. 21 on Sept. 9 to honor Roberto Clemente

New York Yankees' Aaron Judge waits on deck, wearing the number 21 in honor of Roberto Clemente Day, during the first inning of a baseball game against the Pittsburgh Pirates in Pittsburgh

Puerto Rican players follow Pirates' push to wear No. 21, celebrate Roberto Clemente

21 a Number, a Man, a Legend. Celebrating Roberto Clemente on His Day – Inside The Bucs Basement

Sources: MLB letting more players to wear No. 21 for Clemente Day

Members of Red Sox wear No. 21 with pride on Roberto Clemente Day - The Boston Globe

MLB's Pirates will honor Roberto Clemente by wearing his number

MLB celebrates Roberto Clemente Day, ceremony at Citi Field

For the 'Great One'; Pirates, MLB honor Roberto Clemente