Ningbo Open: Andreeva moves past injured Krejcikova to reach semis

Russian Mirra Andreeva reached the semi-finals of the Ningbo Open when No 4 seed Barbora Krejcikova retired at the Yinzhou Tennis Center on Friday.

Andreeva, ranked No 19, led 7-6 (5), 3-2 when Krejcikova, ranked No 13, pulled out with discomfort in the lower back area.

The set-and-a-half-long battle extended beyond 90 minutes, with the players breaking each other thrice. They exchanged rallies for 125 points, out of which Andreeva claimed 65.

The 17-year-old Russian will play the winner of the match between Russian Anna Kalinskaya, the No 7 seed, and Karolina Muchova next.

Ahead of her victory, Mirra Andreeva defeated American qualifier Varvara Lepchenko (6-2, 6-0) and German lucky loser Tamara Korpatsch (6-0, 6-4).

Barbora Krejcikova won against Chinese lucky loser YeXin Ma (7-6 (5), 6-3) in the previous round of the Ningbo tournament.

Ningbo WTA 250, other quarter-finals results (Yinzhou Tennis Center, hard, USD 922.573, most recent results first):

• Anna Kalinskaya vs. Karolina Muchova
• Beatriz Haddad Maia vs. Paula Badosa
• Daria Kasatkina (5) beat Yulia Putintseva: 6-4, 1-6, 7-6 (6)

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