Uniformed personnel wear No. 42 on annual Jackie Robinson Day
Tomorrow - MLB Celebrates Jackie Robinson Day - Bruins Nation
Major League Baseball honors Jackie Robinson in annual tradition
MLB celebrates Jackie Robinson Day in year of his 100th birthday
MORE
Pro Baseball Commemorates Jackie Robinson Day
Why is today Jackie Robinson Day? The reason MLB players wear 42
ECHS' Hayes wears Jackie Robinson's No. 42 with pride - Effingham
Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie
Jackie Robinson Day: 4 Facts About His Jersey No. 42, Now Retired
Mariners honored to don Jackie Robinson No. 42
April 15, 1997: Ken Griffey Jr. wears number 42 to honor Jackie