Mark Madden: How would Roberto Clemente have fared in a few more seasons with Pirates?
Divine intervention' and No. 21: The story of Roberto Clemente's 3,000th hit - The Athletic
Roberto Clemente, A for Athlete
Pittsburgh Pirates Seasons: Roberto Clemente, 1967 - Pirates Prospects
Pirates, Mets wear 21 on Roberto Clemente Day
What If … Roberto Clemente had played 3 more seasons with the Pirates? - The Athletic
Pittsburgh Pirates Seasons: Roberto Clemente, 1967 - Pirates Prospects
MLB's Pirates will honor Roberto Clemente by wearing his number
Roberto Clemente, Pittsburgh's Hero
Roberto Clemente records 3,000th hit in final regular-season at-bat
Puerto Rico Government prepares party for the 50th anniversary of Roberto Clemente's 3000th hit - AS USA
Roberto Clemente, Biography, Stats, & Facts