Tell MLB to retire Roberto Clemente's number

MLB celebrates Roberto Clemente Day as players wear No. 21, call for number to be retired

MLB - Roberto Clemente did it all.

Remembering Roberto Clemente as a Black man who fought against racial injustice - Los Angeles Times

Roberto Clemente Award 2022 nominees

Oakland A's: Happy Roberto Clemente Day! - Athletics Nation

Pirates will wear Roberto Clemente No. 21

Carlos Delgado says MLB should retire Roberto Clemente's No. 21

Rivera] League source confirms league-wide retirement of Roberto Clemente's #21 is not happening at this time and there is no current plan in place for it to occur : r/baseball

Puerto Rican Twins don No. 21 in tribute to Roberto Clemente – Twin Cities