How two tennis teens forged sudden stardom and deep connections

New York

WE adapt quickly. It's part of the human spirit, whether we are teenage tennis stars or the people who line up and take a seat to watch them in the world's biggest tennis stadium.

Two weeks ago, the vast majority of us had never heard of Emma Raducanu - the new US Open champion - or Leylah Fernandez. The latter, who turned 19 last week, had never been past the third round in a major tournament and had struggled to find her best form in recent weeks.