Karolina Pliskova upsets Serena Williams to advance to first career Australian Open semifinal. Serena led 5-1 in the third set.

https://lastwordontennis.com/2019/01/22/karolina-pliskova-upsets-serena-williams-advance-first-australian-open-semifinal/

Submitted January 22, 2019 at 06:20PM by yesh222 https://www.reddit.com/r/sports/comments/aivty3/karolina_pliskova_upsets_serena_williams_to/?utm_source=ifttt