In this youth baseball league, fans who mistreat umpires are sentenced to do the job themselves
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Philadelphia Phillies fan thrown out of MLB game after verbally abusing the umpire
The 1973 Reds-Mets NLCS nearly ended in a riot at Shea Stadium - The Washington Post
Philadelphia Phillies fan thrown out of MLB game after verbally abusing the umpire
Phillies Fan Runs On Field and Gets Destroyed by Security Guard - video Dailymotion