When he was a kid, Marquis Grissom Jr. would sometimes shed tears in the car on the ride home from youth baseball games. He cried because he heard “racist comments” from white opponents — players and especially parents, he said — as he competed on the field with an all-Black youth team in Atlanta. As the World Series plays out this weekend between the Atlanta Braves and Houston Astros, the glaring lack of Black players on both teams, and MLB in general, is not lost on Grissom. The Braves and Astros each have one Black player on their World Series...