SINGAPORE — Fourth-seeded Petra Kvitova defeated fellow Czech Lucie Safarova 7-5, 7-5 Wednesday for her first group-stage win at the WTA Finals.
Kvitova improved to 8-0 in career matches against the ninth-seeded Safarova, who fell to 0-2 in her first appearance at the season-ending tournament. Kvitova is 1-1.
Second-seeded Garbine Muguruza takes on sixth-seeded Angelique Kerber later.