Sometimes, when complex issues, beyond the easy comprehension of ordinary people, arise, it's time to call in an expert, someone who has insight into the subtle underlying dynamics of, in this case, rowdyism connected with baseball games:

"In nighttime games, there's a much longer drinking period leading up to the game," said James Alan Fox, a Northeastern criminal justice professor. ''The clientele going to day games is different than at night. Day games tend to draw more families."

Ahhh.