Why is April 15th Jackie Robinson day? Significance behind iconic date explained
WBSC - On April 15 and 16 MLB celebrates Jackie Robinson
Best of Jackie Robinson Day '15, 04/16/2015
Padres observe 2020 Jackie Robinson Day
As baseball celebrates Jackie Robinson, those around the game recognize 'it's time for some progress
Jackie Robinson Day is April 15 when MLB celebrates - Sports Collectors Digest
Jackie Robinson Day, MLB Together
MLB celebrates Jackie Robinson Day every year on April 15
Jackie Robinson Day - Wikipedia
Jackie Robinson Day, MLB Together
After Jackie Robinson, MLB integration was halting - The Washington Post