Why are MLB players wearing No. 42 jerseys today?

Major League Baseball honored Jackie Robinson with players, coaches and umpires all wearing Robinson's uniform number, 42. Here, Boston Red Sox first baseman Kevin Youkilis, left, mans the bag along with Minnesota

MLB to Celebrate Jackie Robinson Day Friday

Robinson's 42 in Dodger blue for all uniforms on April 15 - The San Diego Union-Tribune

Jackie Robinson Mitchell & Ness Nostalgia Co.

All players wearing 42 wrong way to honor Jackie

42 facts about Jackie Robinson to celebrate the 75th anniversary of his breaking the color barrier

Gott's Thoughts: College baseball needs to retire the No. 42 jersey to honor Robinson - Daily Bruin

Cincinnati Reds on X: Let's take a look at the 2018 holiday and special event #RedsThreads! We'll start with Jackie Robinson Day on April 15 vs. STL, the 71st anniversary of Robinson

Dodgers gather at Jackie Robinson statue to pay respects