In the first round of the main draw, Zhang caused a huge upset by defeating world number two Simona Halep in straight sets, her first win in the main draw of a Grand Slam Tournament.
Zhang caused a huge upset by. This was in the first round of the main draw. Zhang was defeating world number two Simona Halep in straight sets. This was in the first round of the main draw. Straight sets were her first win in the main draw of a Grand Slam Tournament.