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Serena Williams of the United States celebrates after the women's singles semi-final match with Barbora Strycova of Czech Republic at the 2019 Wimbledon Tennis Championships in London, Britain, on July 11, 2019. (Xinhua/Han Yan)
Serena Williams of the United States celebrates after the women's singles semi-final match with Barbora Strycova of Czech Republic at the 2019 Wimbledon Tennis Championships in London, Britain, on July 11, 2019. (Xinhua/Han Yan)