Coco Gauff can reach double figures for Grand Slam titles, says tennis legend

Martina Navratilova has backed Coco Gauff to reach double figures for Grand Slam titles after the American teenager broke her duck at the US Open on Saturday night. Gauff, 19, came from a set down to beat new world No1 Aryna Sabalenka 2-6 6-3 6-2 and delight a rapturous home crowd at Flushing Meadows. It [...]