Charleston Open: Pegula reaches semi-finals
Jessica Pegula won against Danielle Collins 1-6, 6-3, 6-0 on Friday and will play the winner of the match between Chinese Zheng Qinwen, the No 3 seed, and Russian Ekaterina Alexandrova, the No 9 seed, in the next round

Top seed Jessica Pegula reached the semi-finals of the Charleston Open by winning against No 7 seed Danielle Collins 1-6, 6-3, 6-0 at the Family Circle Tennis Center on Friday.
Pegula, ranked No 4, will play the winner of the match between Chinese Zheng Qinwen, the No 3 seed, and Russian Ekaterina Alexandrova, the No 9 seed, next.
Ahead of her victory, Jessica Pegula beat Belarusian qualifier Iryna Shymanovich (6-0, 6-3) and Australian Ajla Tomljanovic (6-3, 6-2).
Collins, ranked No 22, won against Robin Montgomery (6-3, 6-1) and Latvian Jelena Ostapenko, the No 11 seed (7-5, 6-3) earlier in the tournament.
Charleston WTA 500, other last 8 results (Family Circle Tennis Center, clay, USD 1.064.510, most recent results first):
- Amanda Anisimova vs. Emma Navarro
- Sofia Kenin vs. Anna Kalinskaya
- Zheng Qinwen vs. Ekaterina Alexandrova