Why are MLB players wearing No. 42 jerseys today?
Jackie Robinson's 42 in Dodger blue for all uniforms on April 15 - Washington Times
Dodgers gather at Jackie Robinson statue to pay respects
Robinson's 42 in Dodger blue for all uniforms on April 15 - CBS Los Angeles
MLB 2018 holiday uniforms unveiled, by Rowan Kavner
Robinson's 42 In Dodger Blue For All Uniforms On April 15
Jackie Robinson's influence 75 years after he broke the color barrier
All uniforms to have Robinson's No. 42 in Dodger blue on April 15
Dodgers: Dave Roberts Reflects on Number 42 Ahead of Jackie Robinson Day
In honor of Jackie Robinson Day, the social significance of jersey numbers in sports – New York Daily News
Last player to wear No. 42 for each MLB team
Robinson's 42 in Dodger blue for all uniforms on April 15
All MLB Teams Wearing No. 42 In Dodger Blue On Jackie Robinson Day
Brewers Join MLB in Celebration of Jackie Robinson Day, by Caitlin Moyer