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Tennis Hindrance: Stray Balls

In “Ball Strikes Ball” I confessed that I may have made a rules based error when chastising the umpire I gave birth to for not clearing stray tennis balls off her court during her matches. Specifically, I mentioned that I carried a dog eared copy of the “ITF Rules of Tennis” in my bag as supporting evidence for my assertion that leaving balls on the court would result in a loss of the point.