Sabalenka relishes 'much-needed' tennis rivalry with Swiatek

The Belarusian advanced to the Wuhan Open third round with her 50th victory of the season, 6-4, 6-4 against Katerina Siniakova. Swiatek is absent from the field in Wuhan and withdrew from the China swing after splitting with her coach of three years Tomasz Wiktorowski. Sabalenka has a chance to close the gap on the Polish world number one with a strong run in Wuhan, with the battle for the top spot likely to come down to the wire at the season-ending championships in Riyadh next month. "Having...