Why are MLB players wearing 21? Tributes around the league for
MLB expands list of who can wear No. 21 to honor Roberto Clemente on Sept. 15 - ESPN
Braves' new Saturday jersey pays tribute to Hank Aaron, Atlanta
Milwaukee Brewers: Christian Yelich Nominated for 2023 Roberto Clemente Award
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Angels' José Molina does his best to honor Roberto Clemente - Los Angeles Times
Dodgers News: Kiké Hernandez, Edwin Rios Honored To Wear No. 21 On Roberto Clemente Day
Brewers nominate Christian Yelich for Roberto Clemente Award
Red Sox players, coaches honored Tim Wakefield with jersey 'tribute'
Rangers, MLB honor late Hall of Famer Roberto Clemente with uniform patch, jersey numbers
The Only Day MLB Players Can Wear No. 42 » Britannica