Congrats on the big week, Katherine Sebov! 👏
☑️ First @WTA 1000 match win
☑️ First WTA 1000 main draw appearance outside of Canada
☑️ First career win over a Top 50 player
☑️ New career-high ranking inside the Top 150
Breakthrough year for Katherine? 👀🔥
#MiamiOpen https://t.co/aqpEAXq53M
☑️ First @WTA 1000 match win
☑️ First WTA 1000 main draw appearance outside of Canada
☑️ First career win over a Top 50 player
☑️ New career-high ranking inside the Top 150
