Peng outlasts Zheng in first round
World No 39 Peng Shuai beat Zheng Jie 6-3, 6-3 in a battle of Chinese 'Golden Flowers' to advance to the second round of the US Open on Monday.
The 28-year-old Peng opened the match with an easy love game to show her good form before she broke Zheng in the sixth.
The second set saw Peng keep applying pressure on Zheng, breaking her in the opening game and the fifth.
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