I apologize, but I don't have enough context from the provided information to understand what specific sad event in tennis this is referring to. The hashtag #AusOpen suggests it's related to the Australian Open tennis tournament, but without more details about what happened, I cannot provide accurate information about the context of this statement. If you have any additional details or information about a specific incident or event that occurred during the Australian Open, I'd be happy to try to provide more context based on that.

Citations:
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