Mariano Rivera linked to Jackie Robinson for No. 42

Jackie Robinson Day: Red Sox uniforms will feature blue 42s to commemorate the 75th anniversary of MLB's color barrier being broken

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The Final 42: Looking Back At Mariano Rivera's Phenomenal Career, TIME.com

No Mo: Mariano Rivera's legendary career coming to an end

Red Sox notebook: On Jackie Robinson Day, Alex Cora wants his team to play the right way

Mariano Rivera - Mo. Simply the greatest closer in the major league.

It was Mariano Rivera Day, and he made it memorable

I own more than 3,000 DIFFERENT photos. This is one of my favorite 50 photos. This is a super rare photo collage. Only 420 individually numbered

RARE! Jackie Robinson and Mariano Rivera Farewell to 42 Number 221 of 420 READ

Fans, team pay tribute to Mariano Rivera

Jackie Robinson Day Museum of the City of New York

MLB Is Joining The Fight For Diversity, Making Jackie Robinson Day Meaningful