Katie Boulter missed out on a shot at a third title of the year as she was beaten in straight sets by Sofia Kenin in the semi-finals of the Pan Pacific Open.
World No.7 Zheng Qinwen has won 11 of 13 matches during the Hologic WTA Tour's Asian swing. On Sunday, she'll face former No.4 Sofia Kenin for the title at the Toray Pan Pacific Open.