MLB's Pirates will honor Roberto Clemente by wearing his number
Roberto Clemente: Career retrospective
Google Doodle honors baseball great and humanitarian Roberto Clemente - CNET
Happy Roberto Clemente Day! One of the best things MLB does in my opinion. : r/baseball
Ask Me About Roberto Clemente - Teaching for Change
Five Astros wear No. 21 on Roberto Clemente Day
Remembering the Life and Legacy of Roberto Clemente
Roberto Clemente remains Latino legend 50 years after death
Roberto Clemente's death 50 years ago forever changed his son, a former Phillies minor leaguer