MLB expands list of who can wear No. 21 to honor Roberto Clemente on Sept. 15 - ESPN
Adam Wainwright wins MLB's Roberto Clemente Award
It's time for Roberto Clemente's No. 21 to be retired across baseball - Bucs Dugout
Chris Taylor Nominated As Candidate For Roberto Clemente Award - East L.A. Sports Scene
Tampa Bay Rays honor Roberto Clemente by starting nine Latin American position players - The Boston Globe
Some MLB Players Wearing #21, All Wearing 21 Patches Today for Roberto Clemente Day – SportsLogos.Net News
For Many Latino Players, Roberto Clemente's Number Is Off Limits, Too - The New York Times
Pirates to wear No. 21 on Sept. 9 to honor Roberto Clemente – The Denver Post
21 - Team Issued White Pinstripe Jersey - Roberto Clemente Day - Mets vs. Pirates - 9/15/22 - Mets Win 7-1