WTA roundup: Ons Jabeur withdraws in Zhengzhou as Pegula advances in Seoul
WTA roundup: Jelena Ostapenko upset in Seoul, Pegula advances
Jabeur says meeting Beckham at her second round match inspired her to play well
Ruthless Ons Jabeur knocks out China's Bai Zhuoxuan in 45 minutes at Wimbledon
