Diego Schwartzmann of Argentina in action during his round of 16 match against Gael Monfils of France at the Erste Bank Open ATP tennis tournament in Vienna, Austria, 28 October 2021. EPA-EFE/CHRISTIAN BRUNAKarolina Pliskova of the Czech Republic in action against Magdalena Frech of Poland at the BNP Paribas Open tennis tournament at the Indian Wells Tennis Garden in Indian Wells, California, USA, 09 October 2021. EPA-EFE/RAY ACEVEDOTeam World’s John Isner of the United States returns the ball during his singles match against Team Europe’s Alexander Zverev of Germany in the Laver Cup held at the TD Garden in Boston, Massachusetts, USA, 25 September 2021. EPA-EFE/CJ GUNTHERShelby Rogers of the US reacts to her win against Leylah Fernandez of Canada at the BNP Paribas Open tennis tournament at the Indian Wells Tennis Garden in Indian Wells, California, USA, 12 October 2021. EPA-EFE/RAY ACEVEDOMackenzie McDonald of the USA in action against Roberto Bautista Agut of Spain during their second round match of the St.Petersburg Open ATP tennis tournament in St.Petersburg, Russia, 28 October 2021. EPA-EFE/ANATOLY MALTSEVAshleigh Barty of the Australia in action against Shelby Rogers of the USA during their match on the sixth day of the US Open Tennis Championships at the USTA National Tennis Center in Flushing Meadows, New York, USA, 04 September 2021. The US Open runs from 30 August through 12 September. EPA-EFE/JASON SZENESReilly Opelka of the US in action during the Red Bull BassLine best of three tiebreak tournament of the Erste Bank Open ATP tennis tournament in Vienna, Austria, 22 October 2021. EPA-EFE/CHRISTIAN BRUNASofia Kenin of the USA in action during the 4th round match against Maria Sakkari of Greece at the French Open tennis tournament at Roland Garros in Paris, France, 07 June 2021. EPA-EFE/YOAN VALAT
