WTA Tour Championships results

Following are the results of the WTA Tour Championships in Singapore on Sunday (prefix number denotes seeding)

Women's singles

Round robin

1-Simona Halep, Romania, bt 7-Flavia Pennetta, Italy, 6-0, 6-3

3-Maria Sharapova, Russia, bt 5-Agnieszka Radwanska, Poland, 4-6, 6-3, 6-4

Women's doubles

Quarterfinals

Bethanie Mattek-Sands, United States/2-Lucie Safarova, Czech Republic, bt Garbine Muguruza/8-Carla Suarez Navarro, Spain, 6-3, 7-6

Andrea Hlavackova, Czech Republic/7-Lucie Hradecka, Czech Republic, bt Timea Babos, Hungary/4-Kristina Mladenovic, France, 6-2, 6-1

Endi