Italy's Jannik Sinner (5thL) poses with ATP president Andrea Gaudenzi (C) and former ATP world No.1s players (from left) Boris Becker, Marat Safin, Lleyton Hewitt, Yevgeny Kafelnikov, Ilie Nastase, Mats Wilander, Stefan Edberg, Thomas Muster, Gustavo Kuerten and Juan Carlos Ferrero at the ATP Finals tennis tournament, in Turin on November 15, 2026. (Photo by Marco BERTORELLO / AFP via Getty Images)