Serena Williams: 23 Grand Slam singles titles and much moreSerena Williams' loss in the third round of the U.S. Open brings an end to her tennis career.
Laver would welcome Djokovic to calendar Grand Slam 'club'โRocketโ Rod Laver will be at the U.S. Open to welcome Novak Djokovic into a remarkably exclusive club if the 34-year-old from Serbia manages to complete the first calendar-year Grand Slam in menโs tennis in 52 years.