Australian Open 2020: Nick Kyrgios 252 km/h serve, fastest tennis serves ever, Kyrgios serve speed, speed gun was wrong
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Sabine Lisicki breaks Venus Williams' record for fastest serve with 131-mph stinger - The Washington Post
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Atlanta native Alycia Parks ties Venus Williams for fastest US Open serve - Official Site of the 2022 US Open Tennis Championships - A USTA Event
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