No. 42 jersey tribute began in 2007 with Griffey
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Ken Griffey Jr. had Jackie Robinson Day idea
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Ken Griffey Jr. on the importance of wearing 42
Ken Griffey Jr. had Jackie Robinson Day idea
Cincinnati Reds - April 15, 2007: Ken Griffey Jr. dons No. 42 in honor of Jackie Robinson after receiving consent from then-Commissioner Bud Selig and Robinson's widow, Rachel. Selig then encourages all
