Jelena Ostapenko booked a spot in her first semifinal of the year with a 7-5, 6-3 quarterfinal victory over Marta Kostyuk at the Adelaide International on Thursday.
In an all-American clash at the Adelaide International on Wednesday, No.2 seed Jessica Pegula fended off lucky loser Bernarda Pera 4-6, 6-2, 6-3 to enter the quarterfinals.
Hometown hope Thanasi Kokkinakis has been eliminated from the Adelaide International in the first round after the Serb Dusan Lajovic triumphed 3-6, 6-1, 6-4 in two hours and 10 minutes.
Top-ranked Australian male tennis player Nick Kyrgios has withdrawn from the Adelaide International as he races to recover from an ankle injury before the Australian Open.
Czech teenager Linda Noskova has claimed her maiden top-10 victim, steadying the ship to secure a first-round upset of Daria Kasatkina at the Adelaide International on Monday.