American teenager Coco Gauff delighted the home fans by reaching her first US Open semi-finals with a 6-0 6-2 victory over Iga Swiatek’s conqueror Jelena Ostapenko on Tuesday.
Gauff, whose lead-up to the US Open included hardcourt titles in Washington and Cincinnati, converted six of her seven break points and dropped serve just once during the 67-minute match on a sun-drenched Arthur Ashe Stadium.
The 19-year-old…