Zhang Shuai’s China Open fairytale ends in quarterfinals

China’s 595th-ranked Zhang Shuai has vowed to play on after her historic run in Beijing ended valiantly in the quarter-finals on Thursday. The 35-year-old has been one of the stories of the China Open, having arrived at the prestigious WTA 1000 event on a streak of 24 singles defeats in a row. The painful losing