US Open: Coco Gauff believes she has the maturity to win

As Coco Gauff breezed through to a second Grand Slam final, and a first at the US Open, with a  6-4 7-5 win over Karolina Muchova on Thursday, it’s easy to forget the American star is just 19 years old.

Gauff has long-been heralded as the future of women’s tennis, ever since bursting onto the scene as a 15-year-old and the youngest-ever qualifier at Wimbledon, beating Venus Williams on her way to the fourth round in 2019.

Huge expectations have since followed the teenager, which she has at times struggled to match, such as when defeated in the first round at SW19 this summer.

But since then, Gauff has dazzled on the hard courts, winning in Washington early…