Gauff's flaw forgotten on winning US Open return
- Open: 230 events in the last 90 days
- Previous: earlier the same day · Gauff launches bid for second US Open title with win over Sonmez
What happened
At last year's US Open, Coco Gauff's serve left her practising in the rain and crying on court - now it is a potent weapon.
Summary assembled by rule from the sources below