Retire 21: Supporters Seek To Honor Baseball Legacy Of Roberto
MLB celebrates Roberto Clemente Day
Roberto Clemente: Celebrating a legacy – The Hive Sports
Carlos Delgado says MLB should retire Roberto Clemente's No. 21
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MLB remembers the legacy of Roberto Clemente
Altoona Curve honors Pirates legend Roberto Clemente, retires No. 21
Altoona Curve to retire Roberto Clemente's No. 21
50 years after tragic plane crash, Roberto Clemente's incredible legacy only continues to grow
Pirates celebrate Roberto Clemente Day 2020
Roberto Clemente Day
Roberto Clemente: More than Latin America's baseball star
Between games, the Red Sox took a special visit to Pittsburgh's Clemente Museum for a little perspective - The Boston Globe
