Sources: MLB letting more players to wear No. 21 for Clemente Day
Every uniform number ever, ranked by value
Yankees reliever from Anchor Bay hit in head with line drive during game against Pittsburgh – Macomb Daily
Yankees rally in the ninth to slip past the Pittsburgh Pirates 7-5 on Roberto Clemente Day
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Wearing Clemente's No. 21, Molina homers for Cards in opener
Rays again lean into Roberto Clemente Day event
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Roberto Clemente Award winners to wear cap patch
McCutchen 1st hit of MLB season, as NL DH, with No. 21 patch
ESPN: MLB to allow Pirates, Puerto Rican players, award nominees to wear No. 21 on Roberto Clemente Day