The two-time defending champion needed a deciding-set tie-break to overcome Wimbledon winner to reach the last four at Flushing Meadows. Aryna Sabalenka kept alive her hopes for a third straight U.S. Key points and original sources are listed below.

• The two-time defending champion needed a deciding-set tie-break to overcome Wimbledon winner to reach the last four at Flushing Meadows.S1

• Aryna Sabalenka kept alive her hopes for a third straight U.S. Open title by fighting off Linda Noskova 7-6 (1), 3-6, 7-6 (10-7) on Tuesday in a thrilling quarterfinal matchup of major champions.S2