Dominika Cibulkova of Slovakia competes during the WTA Finals match against Angelique Kerber of Germany at Singapore Indoor Stadium, Oct. 30, 2016. Cibulkova won 2-0. (Xinhua/Then Chih Wey)
Dominika Cibulkova of Slovakia competes during the WTA Finals match against Angelique Kerber of Germany at Singapore Indoor Stadium, Oct. 30, 2016. Cibulkova won 2-0. (Xinhua/Then Chih Wey)