Honoring Robinson's Achievement and Carrying On His Legacy - The New York Times
Mariners celebrate Opening Day & Jackie Robinson, Professional
Jackie Robinson Day carries special meaning for Ken Griffey Jr. - Seattle Sports
4/15/22: Home Opener/Jackie Robinson Day Open Game Thread - Lookout Landing
Angels and Mariners lock arms in show of support on Jackie Robinson Day – Orange County Register
MLB to honour Robinson, victims of marathon
Seattle Mariners Get Clutch Win Over Minnesota Twins
Celebrating Jackie Robinson Day
Mariners Celebrate Jackie Robinson Day, by Mariners PR
Mariners at forefront of establishing Jackie Robinson Day