SAN-DIEGO-OPEN

Katie Boulter

British star Katie Boulter claims maiden WTA 500 title with San Diego Open victory

The British number one Katie Boulter battled back from a set down to defeat Ukrainian Marta Kostyuk 5-7 6-2 6-2 in the final of the San Diego Open.

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Katie Boulter set for career-high world ranking after reaching San Diego semi-finals

Katie Boulter is through to a first WTA 500 semi-final after beating Croatia's Donna Vekic in straight sets at the San Diego Open.