Over the past several days, teammates shared stories about the little boy they called a “spark plug.”
Fans donned blue bracelets in his memory and competitors wrote his initials “KC” on their baseball caps.
Another team’s batboy wore a Bee Jay’s T-shirt in his honor.
The National Baseball Congress has since banned the use of batboys and batgirls for the rest of its World Series competition in Kansas.
“There is no anger about what happened,” Kaiser’s father, Chad Carlile, said Monday during a news conference.
“I don’t want any blame. We need to look to the positive on it. It’s just a freak accident, and you can’t change it.”