The only day MLB players can wear No. 42? Jackie Robinson Day
Robinson's 42 in Dodger blue for all uniforms on April 15
Now honoring No. 42: Jackie Robinson Day in majors - The San Diego Union-Tribune
Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer
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Why every MLB player is wearing No. 42 on Monday
Washington Nationals celebrate Jackie Robinson Day
MLB celebrates Jackie Robinson Day: 15-16 April - World Baseball Softball Confederation
Red Sox acknowledge uncomfortable reality on Jackie Robinson Day: No Black players on the roster - The Boston Globe
42: Jackie Robinson Day - We R Tacoma
Jackie Robinson Day 2023: The eternal impact of No. 42