TIANJIN, China (AFP) — Maria Sharapova equalled her best performance since returning from a doping suspension when she reached the Tianjin Open semi-finals on Friday. The Russian easily defeated Swiss qualifier Stefanie Voegele 6-3, 6-1 in 64 minutes. The former world number one will face either China’s Peng Shuai or Spain’s Sara Sorribes Tormo in the last four. Sharapova returned from a 15-month suspension in April for taking the banned substance meldonium. In her first tournament back, […]