What to know

• Coco Gauff has battled back from the brink to defeat Mirra Andreeva 2-6, 7-6(7), 6-2 and reach the US Open semifinals for the first time since winning the title in 2023. Gauff looked in serious trouble after dropping the opening set and then facing two match p...S1
• Coco Gauff will now meet Elena Rybakina in the last four after the new world No. 1 beat Qinwen Zheng earlier in the day.S2