Emma Raducanu and Leylah Fernandez usher in dynamic new era | Tumaini Carayol

Teenagers seemed to have been muscled out before the extraordinary form shown by two youngsters at the US Open

Over the past 20 years, as memories of Martina Hingis, Venus Williams and Serena Williams battling for glory in grand slam finals as teens faded deep into the memory of professional tennis, it soon became clear that the era of teenage supernovas had abated.

While there have been numerous anomalies since, including the recent triumphs of Bianca Andreescu and Iga Swiatek, with the rise of technology and augmenting physicality within the sport teenagers have been brushed aside.