
Simona Helep of Romania competes during her match against Agnieszka Radwanska of Poland at the WTA finals tennis tournament in Singapore, on Oct. 29, 2015. Helep lost 0-2. (Xinhua/Then Chih Wey)

Simona Helep of Romania competes during her match against Agnieszka Radwanska of Poland at the WTA finals tennis tournament in Singapore, on Oct. 29, 2015. Helep lost 0-2. (Xinhua/Then Chih Wey)