The Top 2 seeds won their openers at the BNP Paribas Katowice Open on Wednesday, with Petra Kvitova and Roberta Vinci both moving on in straight sets at the indoor clay court stop.
The WTA has swung over to European clay with the inaugural BNP Paribas Katowice Open. Petra Martic won, but Lourdes Domínguez Lino pulled off the first upset - who did she beat?
It was a unique match-up for the qualies - Karolina Pliskova, who just won her first WTA title in Kuala Lumpur, against Olga Puchkova, who just made her first WTA final since 2006 in Florianopolis.
Karolina Pliskova battled back from a first set blowout and blasted 10 aces to beat Bethanie Mattek-Sands in the final of the BMW Malaysian Open, the first WTA title of her blossoming career.