- British No 1 claims first WTA 500 title with 5-7, 6-2, 6-2 win
- Boulter to make top 30 in world after flying start to season
British No 1 Katie Boulter has claimed her first WTA 500 tournament victory with a 5-7 6-2 6-2 win over Ukrainian Marta Kostyuk in the final of the San Diego Open.
After an even start between the two, the sixth seeded Ukrainian began to get the better of Boulter, stringing multiple games together and rapidly closing in on the opening set.