Sinner & Alcaraz again? Swiatek or Sabalenka? US Open preview

At the upcoming US Open, players face a challenge in trying to prevent Jannik Sinner or Carlos Alcaraz from winning another Grand Slam title. The top two seeds are positioned on opposite sides of the draw, potentially requiring a player to defeat both to claim the New York title. Sinner and Alcaraz have dominated recent major tournaments, winning the past seven between them. With the final Grand Slam event of the year approaching, BBC Sport offers a preview of the men's and women's singles tournaments.