"The parents had paper towels with blood on them. It was very disturbing," Gerry Sullivan said.
Now, the conversation shifts to how to protect fans.
At Minute Maid Park, the Houston Astros have installed extensive netting to the netting behind home plate and from one dugout to the other.
"You hate to see someone get hurt. My initial thought was maybe they shouldn't allow people below a certain age to sit in those seats," Sullivan added.
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